Allopurinol Impurities

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4-Chloro-2,6-dimethoxypyrimidine-5-carbaldehyde

500mg

CAS No. : 134221-52-6
Mol F. : C7H7ClN2O3
Mol W. : 202.59
Cat No. : ESL_A122

4-Hydroxy-1-phenylpyrazolo[3,4-d]pyrimidine

500mg

CAS No. : 21314-17-0
Mol F. : C11H8N4O
Mol W. : 212.21
Cat No. : ESL_A120

4,6-Dihydroxypyrazolo[3,4-d]pyrimidine

500mg

CAS No. : 2465-59-0
Mol F. : C5H4N4O2
Mol W. : 152.11
Cat No. : ESL_A123

4,6-Dimethoxy-1H-pyrazolo[3,4-d]pyrimidine

500mg

CAS No. : 98277-30-6
Mol F. : C7H8N4O2
Mol W. : 180.16
Cat No. : ESL_A121

5-Amino-4-pyrazolecarboxamide

500mg

CAS No. : 5334-31-6
Mol F. : C4H6N4O
Mol W. : 126.12
Cat No. : ESL_A126

7-Aminopyrazolo[1,5-a]pyrimidine-3,6-dicarboxylic Acid 3,6-Diethyl Ester

500mg

CAS No. : 43024-67-5
Mol F. : C₁₂H₁₄N₄O₄
Mol W. : 278.26
Cat No. : ESL_A125

7N-[1-(2-Carboxy)ethyl]allopurinol

500mg

CAS No. : 34397-00-7
Mol F. : C8H8N4O3
Mol W. : 208.17
Cat No. : ESL_A128

9-Methylallopurinol

500mg

CAS No. : 5334-56-5
Mol F. : C6H6N4O
Mol W. : 150.14
Cat No. : ESL_A127

Allopurinol

500mg

CAS No. : 315-30-0
Mol F. : C5H4N4O
Mol W. : 136.11
Cat No. : ESL_A135

Allopurinol EP Impurity A

500mg

CAS No. : 27511-79-1
Mol F. : C4H6N4O
Mol W. : 126.12
Cat No. : ESL_A134

Allopurinol EP Impurity B

500mg

CAS No. : 22407-20-1
Mol F. : C5H6N4O2
Mol W. : 154.13
Cat No. : ESL_A133

Allopurinol EP Impurity C

500mg

CAS No. : 1346604-13-4
Mol F. : C6H6N6O
Mol W. : 178.15
Cat No. : ESL_A132

Allopurinol EP Impurity D

500mg

CAS No. : 6994-25-8
Mol F. : C6H9N3O2
Mol W. : 155.15
Cat No. : ESL_A131

Allopurinol EP Impurity E

500mg

CAS No. : 31055-19-3
Mol F. : C7H9N3O3
Mol W. : 183.16
Cat No. : ESL_A130

Allopurinol EP Impurity F

500mg

CAS No. : 302-01-2
Mol F. : H4N4
Mol W. : 32.05
Cat No. : ESL_A129

Allopurinol Nitrile Impurity

500mg

CAS No. : 16617-46-2
Mol F. : C4H4N4
Mol W. : 108.10
Cat No. : ESL_A118

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