Allopurinol

Product details

Cas No:

315-30-0

Mol.Wt:

136.1 g/mol

M.F:

C5H4N4O

Chemical Name:

1,5-Dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one

Product Description

White to Off-White Solid

Impurities

Allopurinol Impurity B

5-(Formylamino)-1H-pyrazole-4-carboxamide, Allopurinol Related Compound B

Cas no:

22407-20-1

Mol.Wt:

22407-20-1

M.F:

C5H6N4O2

White Fluffy Powder

Allopurinol Impurity B

Cas No:

22407-20-1

Allopurinol Impurity B

5-(Formylamino)-1H-pyrazole-4-carboxamide, Allopurinol Related Compound B

Cas no:

22407-20-1

Mol.Wt:

22407-20-1

M.F:

C5H6N4O2

White Fluffy Powder

Allopurinol Impurity B

Cas No:

22407-20-1

Allopurinol Impurity B

5-(Formylamino)-1H-pyrazole-4-carboxamide, Allopurinol Related Compound B

Cas no:

22407-20-1

Mol.Wt:

22407-20-1

M.F:

C5H6N4O2

White Fluffy Powder

Allopurinol Impurity B

Cas No:

22407-20-1

Allopurinol Impurity C

5-(4H-1,2,4-Triazol-4-yl)-1H-pyrazole-4-carboxamide, Allopurinol Related Compound C

Cas no:

1346604-13-4

Mol.Wt:

1346604-13-4

M.F:

C6H6N6O

Off White Powder

Allopurinol Impurity C

Cas No:

1346604-13-4

Allopurinol Impurity C

5-(4H-1,2,4-Triazol-4-yl)-1H-pyrazole-4-carboxamide, Allopurinol Related Compound C

Cas no:

1346604-13-4

Mol.Wt:

1346604-13-4

M.F:

C6H6N6O

Off White Powder

Allopurinol Impurity C

Cas No:

1346604-13-4

Allopurinol Impurity C

5-(4H-1,2,4-Triazol-4-yl)-1H-pyrazole-4-carboxamide, Allopurinol Related Compound C

Cas no:

1346604-13-4

Mol.Wt:

1346604-13-4

M.F:

C6H6N6O

Off White Powder

Allopurinol Impurity C

Cas No:

1346604-13-4

Allopurinol Impurity D

Ethyl 5-amino-1H-pyrazole-4-carboxylate, Allopurinol Related Compound D

Cas no:

6994-25-8

Mol.Wt:

6994-25-8

M.F:

C6H9N3O2

Off-White Solid

Allopurinol Impurity D

Cas No:

6994-25-8

Allopurinol Impurity D

Ethyl 5-amino-1H-pyrazole-4-carboxylate, Allopurinol Related Compound D

Cas no:

6994-25-8

Mol.Wt:

6994-25-8

M.F:

C6H9N3O2

Off-White Solid

Allopurinol Impurity D

Cas No:

6994-25-8

Allopurinol Impurity D

Ethyl 5-amino-1H-pyrazole-4-carboxylate, Allopurinol Related Compound D

Cas no:

6994-25-8

Mol.Wt:

6994-25-8

M.F:

C6H9N3O2

Off-White Solid

Allopurinol Impurity D

Cas No:

6994-25-8

Allopurinol Impurity A

5-Amino-1H-pyrazole-4-carboxamide, 3-Amino-4-carboxamidopyrazole, Allopurinol Related Compound A

Cas no:

27511-79-1

Mol.Wt:

27511-79-1

M.F:

C4H6N4O•0.5H2SO4

Off-White to Pale Yellow Solid

Allopurinol Impurity A

Cas No:

27511-79-1

Allopurinol Impurity A

5-Amino-1H-pyrazole-4-carboxamide, 3-Amino-4-carboxamidopyrazole, Allopurinol Related Compound A

Cas no:

27511-79-1

Mol.Wt:

27511-79-1

M.F:

C4H6N4O•0.5H2SO4

Off-White to Pale Yellow Solid

Allopurinol Impurity A

Cas No:

27511-79-1

Allopurinol Impurity A

5-Amino-1H-pyrazole-4-carboxamide, 3-Amino-4-carboxamidopyrazole, Allopurinol Related Compound A

Cas no:

27511-79-1

Mol.Wt:

27511-79-1

M.F:

C4H6N4O•0.5H2SO4

Off-White to Pale Yellow Solid

Allopurinol Impurity A

Cas No:

27511-79-1

Allopurinol Impurity E

Ethyl 5-(formylamino)-1H-pyrazole-4-carboxylate, Allopurinol Related Compound E

Cas no:

31055-19-3

Mol.Wt:

31055-19-3

M.F:

C7H9N3O3

White Solid

Allopurinol Impurity E

Cas No:

31055-19-3

Allopurinol Impurity E

Ethyl 5-(formylamino)-1H-pyrazole-4-carboxylate, Allopurinol Related Compound E

Cas no:

31055-19-3

Mol.Wt:

31055-19-3

M.F:

C7H9N3O3

White Solid

Allopurinol Impurity E

Cas No:

31055-19-3

Allopurinol Impurity E

Ethyl 5-(formylamino)-1H-pyrazole-4-carboxylate, Allopurinol Related Compound E

Cas no:

31055-19-3

Mol.Wt:

31055-19-3

M.F:

C7H9N3O3

White Solid

Allopurinol Impurity E

Cas No:

31055-19-3

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