Building Blocks

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Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)

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    Product Name : 1,4-Butanesultone/1633-83-6

    Code: BB1592
    CAS:1633-83-6
    Chemical Formula:C4H8O3S
    Molecular Weight:136.17 
    Category: Building Blocks
    Literature:
    Application: 1,4-Butanesultone/1633-83-6  is useful as reference Impurity standard.
    1,4-Butanesultone/1633-83-6
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    Product Name : Dimethylcarbamoyl Chloride/79-44-7

    Code: BB1591
    CAS:79-44-7
    Chemical Formula:C3H6ClNO
    Molecular Weight:107.54 
    Category: Building Blocks
    Literature:
    Application: Dimethylcarbamoyl Chloride/79-44-7  is useful as reference Impurity standard.
    Dimethylcarbamoyl Chloride/79-44-7
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    Product Name : 1,4-Dichlorobutane/110-56-5

    Code: BB1590
    CAS: 110-56-5
    Chemical Formula:C4H8Cl2
    Molecular Weight: 127.01 
    Category: Building Blocks
    Literature:
    Application: 1,4-Dichlorobutane/110-56-5  is useful as reference Impurity standard.
    1,4-Dichlorobutane/110-56-5
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    Product Name : 1-(Bromomethyl)-2,4-dimethoxybenzene/161919-74-0

    Code: BB1589
    CAS: 55791-52-1
    Chemical Formula:C9H11BrO2
    Molecular Weight: 231.09
    Category: Building Blocks
    Literature:
    Application: 1-(Bromomethyl)-2,4-dimethoxybenzene/161919-74-0 is useful as reference Impurity standard.
    1-(Bromomethyl)-2,4-dimethoxybenzene/161919-74-0
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    Product Name : 1-(Chloromethyl)-2,4-dimethoxybenzene/55791-52-1

    Code: BB1588
    CAS: 55791-52-1
    Chemical Formula:C9H11ClO2
    Molecular Weight: 186.64
    Category: Building Blocks
    Literature:
    Application: 1-(Chloromethyl)-2,4-dimethoxybenzene/55791-52-1 is useful as reference Impurity standard.
    1-(Chloromethyl)-2,4-dimethoxybenzene/55791-52-1
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    Product Name : Benzyl piperidine-1-carboxylate/3742-91-4

    Code: BB1587
    CAS: 3742-91-4
    Chemical Formula: C13H17NO2
    Molecular Weight: 219.28
    Category: Building Blocks
    Literature:
    Application: Benzyl piperidine-1-carboxylate/3742-91-4 is useful as reference Impurity standard.
    Benzyl piperidine-1-carboxylate/3742-91-4
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    Product Name : 2-Chloro-4-methoxypyrimidine | 22536-63-6

    Code: BB1587
    CAS: 22536-63-6
    Chemical Formula: C5H5ClN2O
    Molecular Weight: 144.56
    Category: Building Blocks
    Literature:
    Application:  2-Chloro-4-methoxypyrimidine | 22536-63-6 is useful as reference Impurity standard.
     
    2-Chloro-4-methoxypyrimidine | 22536-63-6
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    Product Name : 2-Chloro-7-methylquinoxaline/ 90272-84-7

    Code: BB1586
    CAS: 90272-84-7
    Chemical Formula: C9H7ClN2
    Molecular Weight: 178.62
    Category: Building Blocks
    Literature:
    Application:  2-Chloro-7-methylquinoxaline/ 90272-84-7 is useful as reference Impurity standard.
    2-Chloro-7-methylquinoxaline/ 90272-84-7
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    Product Name : Oxazol-5-ylmethanol; 5-oxazolylmethanol ; 127232-41-1

    Code: BB1585
    CAS: 127232-41-1
    Chemical Formula: C4H5NO2
    Molecular Weight: 99.09
    Category: Building Blocks
    Literature:
    Application:  Oxazol-5-ylmethanol; 5-oxazolylmethanol ; 127232-41-1 is useful as reference Impurity standard.
     
    Oxazol-5-ylmethanol; 5-oxazolylmethanol ; 127232-41-1
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    Product Name : 2-fluoro-5-formylbenzamide/1236289-88-5

    Code: BB1584
    CAS: 1236289-88-5
    Chemical Formula: C8H6FNO2
    Molecular Weight: 167.14
    Category: Building blocks
    Literature:
    Application:2-fluoro-5-formylbenzamide/1236289-88-5  is useful as reference Impurity standard
    2-fluoro-5-formylbenzamide/1236289-88-5
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    Product Name : Gallic acid;3,4,5-TRIHYDROXYBENZOIC ACID;gallic;graphite oxide;Gallic acid/149-91-7

    Code: BB1583
    CAS: 149-91-7
    Chemical Formula: C7H6O5
    Molecular Weight: 170.12
    Category: Building blocks
    Literature:
    Application:Gallic acid;3,4,5-TRIHYDROXYBENZOIC ACID;gallic;graphite oxide;Gallic acid/149-91-7 is useful as reference Impurity standard
    Gallic acid;3,4,5-TRIHYDROXYBENZOIC ACID;gallic;graphite oxide;Gallic acid/149-91-7
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    Product Name : 6-Amino-4-ethyl-2-oxo-1,2-dihydro-pyridine-3,5-dicarbonitrile/191992-54-8

    Code: BB1582
    CAS: 191992-54-8
    Chemical Formula: C9H8N4O
    Molecular Weight: 188.19
    Category: Building blocks
    Literature:
    Application:6-Amino-4-ethyl-2-oxo-1,2-dihydro-pyridine-3,5-dicarbonitrile/191992-54-8 is useful as reference Impurity standard
    6-Amino-4-ethyl-2-oxo-1,2-dihydro-pyridine-3,5-dicarbonitrile/191992-54-8
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    Product Name : 4-(Dibromomethyl)-benzoic Acid/29045-93-0

    Code: BB1581
    CAS: 29045-93-0
    Chemical Formula: C8H6Br2O2
    Molecular Weight: 293.94
    Category: Building blocks
    Literature:
    Application:4-(Dibromomethyl)-benzoic Acid/29045-93-0 is useful as reference Impurity standard
    4-(Dibromomethyl)-benzoic Acid/29045-93-0
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    Product Name : 2-propylmalononitrile/38091-73-5

    Code: BB1580
    CAS: 38091-73-5
    Chemical Formula: C6H8N2
    Molecular Weight: 108.143
    Category: Building blocks
    Literature:
    Application: 2-propylmalononitrile/38091-73-5 is useful as reference Impurity standard
    2-propylmalononitrile/38091-73-5
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    Product Name : propylidenemalonitrile/52833-34-8

    Code: BB1579
    CAS: 52833-34-8
    Chemical Formula: C6H6N2
    Molecular Weight: 106.127
    Category: Building blocks
    Literature:
    Application: propylidenemalonitrile/52833-34-8 is useful as reference Impurity standard
    propylidenemalonitrile/52833-34-8
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    Product Name : 2-Ethylpropane-1,1,3,3-tetracarbonitrile/90323-61-8

    Code: BB1578
    CAS:90323-61-8
    Chemical Formula: C9H8N4
    Molecular Weight: 172.189
    Category: Building blocks
    Literature:
    Application: 2-Ethylpropane-1,1,3,3-tetracarbonitrile/90323-61-8 is useful as reference Impurity standard
    2-Ethylpropane-1,1,3,3-tetracarbonitrile/90323-61-8
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    Product Name : Methimazole dimer impurity; bis(1-methylimidazol-2-yl) disulphide/61747-29-3

    Code: BB1577
    CAS:61747-29-3
    Chemical Formula: C8H10N4S2
    Molecular Weight: 226.32
    Category: Building blocks
    Literature:
    Application: bis(1-methylimidazol-2-yl) disulphide/61747-29-3 is useful as reference Impurity standard
    Methimazole dimer impurity; bis(1-methylimidazol-2-yl) disulphide/61747-29-3
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    Product Name : Dextran 40/9004-54-0

    Code: BB1576
    CAS:9004-54-0
    Chemical Formula:C17H32O10
    Molecular Weight:396.42998
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Dextran 40/9004-54-0 is useful as reference Impurity standard.
    Dextran 40/9004-54-0
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    Product Name : 3-Iodo-1-(oxan-2-yl)pyrazole/1305323-24-3

    Code: BB1575
    CAS:1305323-24-3
    Chemical Formula:C8H11IN2O
    Molecular Weight:278.09
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 3-Iodo-1-(oxan-2-yl)pyrazole/1305323-24-3 is useful as reference Impurity standard.
    3-Iodo-1-(oxan-2-yl)pyrazole/1305323-24-3
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    Product Name : 1-chloro-2-(chlorophenylmethyl)benzene/56961-47-8

    Code: BB1574
    CAS:56961-47-8
    Chemical Formula:C13H10Cl2
    Molecular Weight:237.12
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 1-chloro-2-(chlorophenylmethyl)benzene/56961-47-8 is useful as reference Impurity standard.
    1-chloro-2-(chlorophenylmethyl)benzene/56961-47-8
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    Product Name : 1-chloro-3-(chlorophenylmethyl)benzene/13391-39-4

    Code: BB1573
    CAS:13391-39-4
    Chemical Formula:C13H10Cl2
    Molecular Weight:237.12
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 1-chloro-3-(chlorophenylmethyl)benzene/13391-39-4 is useful as reference Impurity standard.
    1-chloro-3-(chlorophenylmethyl)benzene/13391-39-4
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    Product Name : 3-Iodo-1H-pyrazole/4522-35-4

    Code: BB1572
    CAS: 4522-35-4
    Chemical Formula:C3H3IN2
    Molecular Weight:193.97
    Category: Building blocks
    Literature:
    Application: 3-Iodo-1H-pyrazole/4522-35-4 is useful as reference Impurity standard.
    3-Iodo-1H-pyrazole/4522-35-4
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    Product Name : 4-Nitrophenylacetic acid /104-03-0

    Code: BB1571
    CAS: 104-03-0
    Chemical Formula:C8H7NO4
    Molecular Weight:181.1455
    Category: Building blocks
    Literature:
    Application: 4-Nitrophenylacetic acid/104-03-0 is useful as reference Impurity standard.
    4-Nitrophenylacetic acid /104-03-0
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    Product Name : 1-(4-Fluorophenyl)piperazine/2252-63-3

    Code: BB1570
    CAS: 2252-63-3
    Chemical Formula:C10H13FN2
    Molecular Weight:180.22
    Category: Building blocks
    Literature:
    Application: 1-(4-Fluorophenyl)piperazine/2252-63-3 is useful as reference Impurity standard.
    1-(4-Fluorophenyl)piperazine/2252-63-3
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    Product Name : 2-Hydroxy-2-(pyridine-3-yl)acetonitrile/17604-74-9

    Code: BB1569
    CAS: 17604-74-9
    Chemical Formula:C7H6N2O
    Molecular Weight:134.14
    Category: Building blocks
    Literature:
    Application: 2-Hydroxy-2-(pyridine-3-yl)acetonitrile/17604-74-9 is useful as reference Impurity standard.
    2-Hydroxy-2-(pyridine-3-yl)acetonitrile/17604-74-9
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    Product Name : Picolinamide/1452-77-3

    Code: BB1568
    CAS: 1452-77-3
    Chemical Formula:C6H6N2O
    Molecular Weight:122.12
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Picolinamide/1452-77-3 is useful as reference Impurity standard.
    Picolinamide/1452-77-3
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    Product Name : o-Tonal 11 (orto isomer); 1-[4-(2-Hydroxyphenyl)-1-piperazinyl] ethanone/220139-60-6

    Code: BB1567
    CAS: 220139-60-6
    Chemical Formula: C12H16N2O2
    Molecular Weight: 220.27
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: o-Tonal 11 (orto isomer); 1-[4-(2-Hydroxyphenyl)-1-piperazinyl] ethanone/220139-60-6 is useful as reference Impurity standard.
    o-Tonal 11 (orto isomer); 1-[4-(2-Hydroxyphenyl)-1-piperazinyl] ethanone/220139-60-6
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    Product Name : 1-[4-(3-Hydroxyphenyl)-1-piperazinyl] ethanone/67915-02-0

    Code: BB1566
    CAS:67915-02-0
    Chemical Formula: C12H16N2O2
    Molecular Weight: 220.27
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 1-[4-(3-Hydroxyphenyl)-1-piperazinyl] ethanone/67915-02-0 is useful as reference Impurity standard.
    1-[4-(3-Hydroxyphenyl)-1-piperazinyl] ethanone/67915-02-0
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    Product Name : D-Mannitol/69-65-8

    Code: BB1565
    CAS:69-65-8
    Chemical Formula: C6H14O6
    Molecular Weight: 182.17
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: D-Mannitol/69-65-8 is useful as reference Impurity standard.
    D-Mannitol/69-65-8
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    Product Name : 1,2-Bis(4-pyridyl)hydrazine/19808-51-6

    Code: BB1564
    CAS:19808-51-6
    Chemical Formula: C10H10N4
    Molecular Weight: 186.2
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 1,2-Bis(4-pyridyl)hydrazine/19808-51-6 is useful as reference Impurity standard.
    1,2-Bis(4-pyridyl)hydrazine/19808-51-6
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    Product Name : trans-Cinnamic Acid/140-10-3

    Code: BB1563
    CAS:140-10-3 
    Chemical Formula: C9H8O2
    Molecular Weight: 148.16
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: trans-Cinnamic Acid/140-10-3 is useful as reference Impurity standard.
    trans-Cinnamic Acid/140-10-3
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    Product Name : 4-Chloro-3-nitrobenzoic Acid/96-99-1

    Code: BB1562
    CAS:96-99-1
    Chemical Formula:C7H4ClNO4
    Molecular Weight:201.56
    Category: Building blocks
    Literature:
    Application: 4-Chloro-3-nitrobenzoic Acid/96-99-1 is useful as reference Impurity standard
    4-Chloro-3-nitrobenzoic Acid/96-99-1
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    Product Name : 3-HydrazinobenzoicAcid/38235-71-1

    Code: BB1561
    CAS:38235-71-1
    Chemical Formula:C7H8N2O2
    Molecular Weight:152.2
    Category: Building blocks
    Literature:
    Application: 3-HydrazinobenzoicAcid/38235-71-1 is useful as reference Impurity standard
    3-HydrazinobenzoicAcid/38235-71-1
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