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QA121608
Synonyms: 1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one
Molecular Formula
C6H6N4O
Molecular Weight
150.14
CAS No.
5334-56-5
QA121601
Allopurinol EP Impurity A
Molecular Formula: C4H6N4O
Molecular Weight: 126.12
CAS No.: 5334-31-6;27511-79-1(1/2H2SO4 salt)
QA121602
Allopurinol EP Impurity B
Molecular Formula: C5H6N4O2
Molecular Weight: 154.13
CAS No.: 22407-20-1
QA121603
Allopurinol EP Impurity C
Molecular Formula: C6H6N6O
Molecular Weight: 178.15
CAS No.: 1346604-13-4
QA121604
Allopurinol EP Impurity D
Molecular Formula: C6H9N3O2
Molecular Weight: 155.15
CAS No.: 6994-25-8
QA121605
Allopurinol EP Impurity E
Molecular Formula: C7H9N3O3
Molecular Weight: 183.16
CAS No.: 31055-19-3
QA121631
Allopurinol Nitrile Impurity
Molecular Formula: C4H4N4
Molecular Weight: 108.1
CAS No.: 16617-46-2
QA121606
Allopurinol Related Compound F(Mixture of Z and E Isomers)
Molecular Formula: C12H14N4O4
Molecular Weight: 278.26
CAS No.: 321571-07-7
QA121607
Allopurinol EP Impurity F;Dihydralazine EP Impurity B
Molecular Formula: H4N2
Molecular Weight: 32.05
CAS No.: 302-01-2
QA121608
Allopurinol Impurity 8
Molecular Formula: C6H6N4O
Molecular Weight: 150.14
CAS No.: 5334-56-5
