Building Blocks

1618 Results Found

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Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)

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    Product Name : 2,4 Dimethyl aniline ;2,4-Dimethylaniline |95-68-1

    Code: JC-BB692
    CAS: 95-68-1
    Chemical Formula: C8H11N
    Molecular Weight: 121.18
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2,4 Dimethyl aniline ;2,4-Dimethylaniline |95-68-1  is useful as reference Impurity standard.
    2,4 Dimethyl aniline ;2,4-Dimethylaniline  |95-68-1
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    Product Name : 2,5 Dimethyl aniline ;2,5Dimethylaniline |95-78-3

    Code: JC-BB691
    CAS:  95-78-3
    Chemical Formula: C8H11N
    Molecular Weight: 121.18
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2,5 Dimethyl aniline ;2,5Dimethylaniline |95-78-3  is useful as reference Impurity standard.
    2,5 Dimethyl aniline ;2,5Dimethylaniline  |95-78-3
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    Product Name : Trichloroactyl chloride ;Trichloroactyl chloride |76-02-8

    Code: JC-BB690
    CAS: 76-02-8
    Chemical Formula: CCl3COCl
    Molecular Weight: 181.83
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Trichloroactyl chloride ;Trichloroactyl chloride |76-02-8  is useful as reference Impurity standard.
    Trichloroactyl chloride ;Trichloroactyl chloride  |76-02-8
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    Product Name : 2-Methoxy hydro Quinone ;2,5-Dihydroxyanisol |824-46-4

    Code: JC-BB689
    CAS: 824-46-4
    Chemical Formula: C7H8O3
    Molecular Weight: 140.14
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2-Methoxy hydro Quinone ;2,5-Dihydroxyanisol |824-46-4  is useful as reference Impurity standard.
    2-Methoxy hydro Quinone ;2,5-Dihydroxyanisol  |824-46-4
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    Product Name : Diethyl Phthalate diethyl;1,2-benzenedicarboxylate| 84-66-2

    Code: JC-BB688
    CAS: 84-66-2
    Chemical Formula: C12H14O
    Molecular Weight: 222.24
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Diethyl Phthalate diethyl;1,2-benzenedicarboxylate| 84-66-2  is useful as reference Impurity standard.
    Diethyl Phthalate diethyl;1,2-benzenedicarboxylate| 84-66-2
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    Product Name : 2-Fluoro biphenyl ;2-Fluoro biphenyl |321-60-8

    Code: JC-BB687
    CAS: 321-60-8
    Chemical Formula: C12H9F
    Molecular Weight: 172.20
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2-Fluoro biphenyl ;2-Fluoro biphenyl |321-60-8  is useful as reference Impurity standard.
    2-Fluoro biphenyl ;2-Fluoro biphenyl  |321-60-8
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    Product Name : Dimethy Phthalate ;1,2-dimethyl phthalate;DiMethyl phthalate |131-11-3

    Code: JC-BB686
    CAS: 131-11-3
    Chemical Formula: 
    Molecular Weight:
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Dimethy Phthalate ;1,2-dimethyl phthalate;DiMethyl phthalate |131-11-3  is useful as reference Impurity standard.
    Dimethy Phthalate ;1,2-dimethyl phthalate;DiMethyl phthalate  |131-11-3
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    Product Name : N-Isopropylidene N- phenyl hydrazine ;1-Phenyl-2-(propan-2-ylidene)hydrazine-1-carboxamide |5877-04-3

    Code: JC-BB685
    CAS: 5877-04-3
    Chemical Formula: C10H13N3O
    Molecular Weight: 191.23
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: N-Isopropylidene N- phenyl hydrazine ;1-Phenyl-2-(propan-2-ylidene)hydrazine-1-carboxamide |5877-04-3  is useful as reference Impurity standard.
    N-Isopropylidene N- phenyl hydrazine ;1-Phenyl-2-(propan-2-ylidene)hydrazine-1-carboxamide |5877-04-3
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    Product Name : N-Methylene-N-phenyl hydrazine ;1-Methylene-2-phenylhydrazine |6228-40-6

    Code: JC-BB684
    CAS: 6228-40-6
    Chemical Formula: C7H8N2
    Molecular Weight: 120.1518
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: N-Methylene-N-phenyl hydrazine ;1-Methylene-2-phenylhydrazine |6228-40-6  is useful as reference Impurity standard.
    N-Methylene-N-phenyl hydrazine ;1-Methylene-2-phenylhydrazine  |6228-40-6
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    Product Name : 5-(Phenyl-Hydrazono)-pentane-1,2,3,4-Tetrol ;(2R,3S,4R,E)-5-(2-phenylhydrazono)pentane-1,2,3,4-tetraol; D-Arabinose Phenylhydrazone ; |28767-74-0

    Code: JC-BB683
    CAS: 28767-74-0
    Chemical Formula: C11H16N2O4
    Molecular Weight: 240.26
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 5-(Phenyl-Hydrazono)-pentane-1,2,3,4-Tetrol ;(2R,3S,4R,E)-5-(2-phenylhydrazono)pentane-1,2,3,4-tetraol; D-Arabinose Phenylhydrazone ; |28767-74-0  is useful as reference Impurity standard.
    5-(Phenyl-Hydrazono)-pentane-1,2,3,4-Tetrol ;(2R,3S,4R,E)-5-(2-phenylhydrazono)pentane-1,2,3,4-tetraol; D-Arabinose Phenylhydrazone ; |28767-74-0
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    Product Name : 5-Deoxy 2, 3-isopropylidene-L-ribose.; |124928-70-7

    Code: JC-BB682
    CAS: 124928-70-7
    Chemical Formula: 
    Molecular Weight:
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 5-Deoxy 2, 3-isopropylidene-L-ribose.; |124928-70-7  is useful as reference Impurity standard.
    5-Deoxy 2, 3-isopropylidene-L-ribose.;   |124928-70-7
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    Product Name : 6-Deoxy 3,4-isopropylidene-L-allitol. ;(R)-1-((4R,5S)-5-((S)-1-hydroxyethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)ethane-1,2-diol |105617-51-4

    Code: JC-BB681
    CAS: 105617-51-4
    Chemical Formula: C9H18O5
    Molecular Weight: 206.20
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 6-Deoxy 3,4-isopropylidene-L-allitol. ;(R)-1-((4R,5S)-5-((S)-1-hydroxyethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)ethane-1,2-diol |105617-51-4  is useful as reference Impurity standard.
    6-Deoxy 3,4-isopropylidene-L-allitol. ;(R)-1-((4R,5S)-5-((S)-1-hydroxyethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)ethane-1,2-diol |105617-51-4
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    Product Name : 2, 3-isopropylidene-D-ribose. ;(4R,5R)-5-((R)-1,2-Dihydroxyethyl)-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde, |13199-25-2

    Code: JC-BB680
    CAS: 13199-25-2
    Chemical Formula: C8H14O5
    Molecular Weight: 190.19
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2, 3-isopropylidene-D-ribose. ;(4R,5R)-5-((R)-1,2-Dihydroxyethyl)-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde, |13199-25-2  is useful as reference Impurity standard.
    2, 3-isopropylidene-D-ribose. ;(4R,5R)-5-((R)-1,2-Dihydroxyethyl)-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde, |13199-25-2
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    Product Name : 1-Bromoethyl Acetate ;(RS)-1-Acetoxyethyl Bromide; 1-Acetoxyethyl Bromide; α-Bromoethyl Acetate; Theophylline |40258-78-4″

    Code: JC-BB679
    CAS: 40258-78-4
    Chemical Formula: 
    Molecular Weight:
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 1-Bromoethyl Acetate ;(RS)-1-Acetoxyethyl Bromide; 1-Acetoxyethyl Bromide; α-Bromoethyl Acetate; Theophylline |40258-78-4"is useful as reference Impurity standard.
    1-Bromoethyl Acetate ;(RS)-1-Acetoxyethyl Bromide; 1-Acetoxyethyl Bromide; α-Bromoethyl Acetate; Theophylline |40258-78-4
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    Product Name : 5-(BROMOMETHYL)-4,6-DICHLORO-2-METHYLPYRIMIDINE ; 5-(BroMoMethyl)-4,6-dichloro-2-MethylpyriMidine | 1780-34-3

    Code: JC-BB678
    CAS: 1780-34-3
    Chemical Formula: C6H5BrCl2N2
    Molecular Weight: 255.93
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 5-(BROMOMETHYL)-4,6-DICHLORO-2-METHYLPYRIMIDINE ; 5-(BroMoMethyl)-4,6-dichloro-2-MethylpyriMidine | 1780-34-3is useful as reference Impurity standard.
    5-(BROMOMETHYL)-4,6-DICHLORO-2-METHYLPYRIMIDINE ; 5-(BroMoMethyl)-4,6-dichloro-2-MethylpyriMidine | 1780-34-3
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    Product Name : 5-(BROMOMETHYL)-4,6-DICHLOROPYRIMIDINE ; 5-(Bromomethyl)-4,6-dichloropyrimidine | 1260654-13-4

    Code: JC-BB677
    CAS: 1260654-13-4
    Chemical Formula: C₅H₃N₂Cl₂Br
    Molecular Weight: 241.90
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 5-(BROMOMETHYL)-4,6-DICHLOROPYRIMIDINE ; 5-(Bromomethyl)-4,6-dichloropyrimidine | 1260654-13-4is useful as reference Impurity standard.
    5-(BROMOMETHYL)-4,6-DICHLOROPYRIMIDINE ; 5-(Bromomethyl)-4,6-dichloropyrimidine | 1260654-13-4
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    Product Name : (R)-2-Amino-3-(thiophen-2-yl)propanoic acid; 3-(2-Thienyl)-D-alanine ; D-2-Thienylalanine | 62561-76-6

    Code: JC-BB676
    CAS: 62561-76-6
    Chemical Formula: C7H9NO2S
    Molecular Weight: 171.22
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: (R)-2-Amino-3-(thiophen-2-yl)propanoic acid; 3-(2-Thienyl)-D-alanine ; D-2-Thienylalanine | 62561-76-6is useful as reference Impurity standard.
    (R)-2-Amino-3-(thiophen-2-yl)propanoic acid;  3-(2-Thienyl)-D-alanine ; D-2-Thienylalanine | 62561-76-6
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    Product Name : 5-Hydroxyquinolin-2(1H)-one ; 5-Hydroxy-2(1H)-quinolone; 5-Hydroxycarbostyril; 5-Hydroxyquinolin-2(1H)-one; 31570-97-5

    Code: JC-BB675
    CAS: 31570-97-5
    Chemical Formula: C9H7NO2
    Molecular Weight: 161.16
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 5-Hydroxyquinolin-2(1H)-one ; 5-Hydroxy-2(1H)-quinolone; 5-Hydroxycarbostyril; 5-Hydroxyquinolin-2(1H)-one; 31570-97-5 is useful as reference Impurity standard.
    5-Hydroxyquinolin-2(1H)-one ; 5-Hydroxy-2(1H)-quinolone; 5-Hydroxycarbostyril; 5-Hydroxyquinolin-2(1H)-one; 31570-97-5
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    Product Name : ALPHA GLYCERYL PHOSPHORYLCHOLINE RS ; sn-Glycero-3-phosphocholine| 28319-77-9

    Code: JC-BB674
    CAS: 28319-77-9
    Chemical Formula: C₈H₂₀NO₆P
    Molecular Weight: 257.22
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: ALPHA GLYCERYL PHOSPHORYLCHOLINE RS ; sn-Glycero-3-phosphocholine| 28319-77-9is useful as reference Impurity standard.
    ALPHA GLYCERYL PHOSPHORYLCHOLINE RS ;  sn-Glycero-3-phosphocholine| 28319-77-9
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    Product Name : Benzaldehyde ; Bitter almond, Benzaldehyde | 100-52-7

    Code: JC-BB673
    CAS:  100-52-7
    Chemical Formula: C6H5CHO
    Molecular Weight: 106.12
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Benzaldehyde ; Bitter almond, Benzaldehyde | 100-52-7is useful as reference Impurity standard.
    Benzaldehyde  ; Bitter almond, Benzaldehyde |  100-52-7
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    Product Name : 1-Chlorophthalazine(or)Hydralazine impurity A ; 1-Chloro-phthalazine | 5784-45-2

    Code: JC-BB672
    CAS: 5784-45-2
    Chemical Formula: C₈H₅ClN₂
    Molecular Weight: 164.59
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 1-Chlorophthalazine(or)Hydralazine impurity A ; 1-Chloro-phthalazine | 5784-45-2is useful as reference Impurity standard.
    1-Chlorophthalazine(or)Hydralazine impurity A ; 1-Chloro-phthalazine | 5784-45-2
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    Product Name : HYDRAZINE SULPHATE ;HS; Hydrazine Monosulfate; Hydrazinium Sulfate | 10034-93-2

    Code: JC-BB671
    CAS: 10034-93-2
    Chemical Formula: H6N2O4S
    Molecular Weight: 130.12
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: HYDRAZINE SULPHATE ;HS; Hydrazine Monosulfate; Hydrazinium Sulfate | 10034-93-2is useful as reference Impurity standard.
    HYDRAZINE SULPHATE ;HS; Hydrazine Monosulfate; Hydrazinium Sulfate | 10034-93-2
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    Product Name : 1-Chloro ethyl phenyl carbonate (or) Phenyl 1-Chloro ethyl carbonate. ; 1-Chloroethyl Phenyl Carbonate; Phenyl 1-Chloroethyl Carbonate;

    Code: JC-BB670
    CAS: 50972-20-8
    Chemical Formula: C9H9CIO3
    Molecular Weight: 200.619
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 1-Chloro ethyl phenyl carbonate (or) Phenyl 1-Chloro ethyl carbonate. ; 1-Chloroethyl Phenyl Carbonate; Phenyl 1-Chloroethyl Carbonate;is useful as reference Impurity standard.
    1-Chloro ethyl phenyl carbonate (or) Phenyl 1-Chloro ethyl carbonate. ; 1-Chloroethyl Phenyl Carbonate; Phenyl 1-Chloroethyl Carbonate;
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    Product Name : 2-​(4-​(Thien-​2-​yl)​phenyl)​thiophene ;2-(4-(Thien-2-yl)phenyl)thiophene | 23354-94-1

    Code: JC-BB669
    CAS: 23354-94-1
    Chemical Formula: C14H10S2
    Molecular Weight: 242.36
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2-​(4-​(Thien-​2-​yl)​phenyl)​thiophene ;2-(4-(Thien-2-yl)phenyl)thiophene | 23354-94-1is useful as reference Impurity standard.
    2-​(4-​(Thien-​2-​yl)​phenyl)​thiophene ;2-(4-(Thien-2-yl)phenyl)thiophene | 23354-94-1
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    Product Name : Butoxyethoxy ethanol ; 2-(2-Butoxyethoxy)ethanol | 112-34-5

    Code: JC-BB668
    CAS: 112-34-5
    Chemical Formula: C8H18O3
    Molecular Weight: 162.23
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Butoxyethoxy ethanol ; 2-(2-Butoxyethoxy)ethanol | 112-34-5is useful as reference Impurity standard.
    Butoxyethoxy ethanol ; 2-(2-Butoxyethoxy)ethanol | 112-34-5
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    Product Name : 1,3-dichloropropyl)benzene ;1,3-Dichloro-1-phenylpropane |14155-36-3

    Code: JC-BB667
    CAS: 14155-36-3
    Chemical Formula: C₉H₁₀Cl₂
    Molecular Weight: 189.08
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 1,3-dichloropropyl)benzene ;1,3-Dichloro-1-phenylpropane |14155-36-3is useful as reference Impurity standard.
    1,3-dichloropropyl)benzene ;1,3-Dichloro-1-phenylpropane |14155-36-3
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    Product Name : 2-Methyl-4,6-bis(octylsulfanylmethyl)phenol | 110553-27-0

    Code: JC-BB666
    CAS: 110553-27-0
    Chemical Formula: C25H44OS2
    Molecular Weight: 424.75
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2-Methyl-4,6-bis(octylsulfanylmethyl)phenol | 110553-27-0is useful as reference Impurity standard.
    2-Methyl-4,6-bis(octylsulfanylmethyl)phenol | 110553-27-0
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    Product Name : Desfluoro Impurity: Benzo [c] [1,2] oxaborol-1 (3H)-ol (Desfluoro Impurity) ;5735-41-1

    Code: JC-BB665
    CAS: 5735-41-1
    Chemical Formula: C7H7BO2
    Molecular Weight: 133.94
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Desfluoro Impurity: Benzo [c] [1,2] oxaborol-1 (3H)-ol (Desfluoro Impurity) ;5735-41-1is useful as reference Impurity standard.
    Desfluoro Impurity: Benzo [c] [1,2] oxaborol-1 (3H)-ol (Desfluoro Impurity) ;5735-41-1
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    Product Name : Methyl Impurity: ; (4-fluoro-2-methylphenyl)boronic acid (Methyl impurity) | 139911-29-8

    Code: JC-BB664
    CAS: 139911-29-8
    Chemical Formula: C7H8BFO2
    Molecular Weight: 153.95
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Methyl Impurity: ; (4-fluoro-2-methylphenyl)boronic acid (Methyl impurity) | 139911-29-8is useful as reference Impurity standard.
    Methyl Impurity: ;  (4-fluoro-2-methylphenyl)boronic acid (Methyl impurity) | 139911-29-8
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    Product Name : 2-Ethyl-2-Hexanol ; 3-Methyl-3-heptanol | 5582-82-1

    Code: JC-BB663
    CAS: 5582-82-1
    Chemical Formula: C8H18O
    Molecular Weight:  130.23
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2-Ethyl-2-Hexanol ; 3-Methyl-3-heptanol | 5582-82-1is useful as reference Impurity standard.
    2-Ethyl-2-Hexanol ; 3-Methyl-3-heptanol | 5582-82-1
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    Product Name : 2-Methyl-4-(3-Aminophenyl)-3-Butyn-2-ol ; 4-(3-Aminophenyl)-2-methyl-3-butyn-2-ol ;69088-96-6

    Code: JC-BB662
    CAS: 69088-96-6
    Chemical Formula:C11H13NO
    Molecular Weight:175.23
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2-Methyl-4-(3-Aminophenyl)-3-Butyn-2-ol ; 4-(3-Aminophenyl)-2-methyl-3-butyn-2-ol ;69088-96-6is useful as reference Impurity standard.
    2-Methyl-4-(3-Aminophenyl)-3-Butyn-2-ol ; 4-(3-Aminophenyl)-2-methyl-3-butyn-2-ol ;69088-96-6
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    Product Name : 2-Methyl-3-Butyn-2-ol ; 3-Methyl-1-butyn-3-ol| 115-19-5

    Code: JC-BB661
    CAS: 115-19-5
    Chemical Formula: C5H8O
    Molecular Weight:  84.12
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2-Methyl-3-Butyn-2-ol ; 3-Methyl-1-butyn-3-ol| 115-19-5is useful as reference Impurity standard.
    2-Methyl-3-Butyn-2-ol ; 3-Methyl-1-butyn-3-ol| 115-19-5
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    Product Name : 2-(methoxymethyl)-6-methylpyridine ; 2-(methoxymethyl)-6-methylpyridine| 59303-12-7

    Code: JC-BB660
    CAS: 59303-12-7
    Chemical Formula: C8H11NO
    Molecular Weight: 137.183
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 2-(methoxymethyl)-6-methylpyridine ; 2-(methoxymethyl)-6-methylpyridine| 59303-12-7is useful as reference Impurity standard.
    2-(methoxymethyl)-6-methylpyridine ; 2-(methoxymethyl)-6-methylpyridine| 59303-12-7