Chemical Compound

Allopurinol Impurity B

CAS Registry Number 22407-20-1
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Allopurinol Impurity B chemical structure
Primary Record

Allopurinol Impurity B

In stock
3,279 g
Purity
98.3 %
CAS
22407-20-1

Compound Identifiers & Properties

CAS
22407-20-1
PubChem CID
44819953
SMILES
C1=NNC(=C1C(=O)N)NC=O
Canonical SMILES
NC(=O)c1cn[nH]c1NC=O

Names & Synonyms

  • Allopurinol Impurity B
  • 3-(Formylamino)-1H-pyrazole-4-carboxamide
  • 22407-20-1
  • 5-formamido-1H-pyrazole-4-carboxamide
  • Allopurinol Related Compound B
  • Allopurinol EP Impurity B
  • Allopurinol impurity B [EP]
  • 5-FORMYLAMINO-1H-PYRAZOLE-4-CARBOXAMIDE
  • RefChem:102685
  • UNII-0204JQL303
  • Allopurinol impurity B CRS
  • 5-(formylamino)-1H-pyrazole-4-carboxamide
  • Pyrazole-4-carboxamide, 3-formamido-
  • 3-Formamidopyrazole-4-carboxamide
  • DTXSID50176941
  • 0204JQL303
  • DTXCID1099432
  • SCHEMBL31724953
  • MKVXRGIJTKYXPR-UHFFFAOYSA-N
  • 1H-Pyrazole-4-carboxamide, 3-(formylamino)-
  • CS-CY-00005
  • MFCD21363438
  • ZINC67664815
  • IF23576
  • ALLOPURINOL IMPURITY B [EP IMPURITY]
  • ALLOPURINOL RELATED COMPOUND B [USP-RS]
  • Allopurinol Impurity B CRS (A0350020)
  • DB-253291
  • ALLOPURINOL IMPURITY B (EP IMPURITY)
  • FT-0668815
  • 3-FORMAMIDO-1H-PYRAZOLE-4-CARBOXAMIDE
  • ALLOPURINOL RELATED COMPOUND B (USP-RS)
  • ALLOPURINOL RELATED COMPOUND B [USP IMPURITY]
  • A899535
  • ALLOPURINOL RELATED COMPOUND B (USP IMPURITY)
  • Q27231468
  • 3-(Formylamino)-1H-pyrazole-4-carboxamide 5-(Formylamino)-1H-pyrazole-4-carboxamide
  • 1H-Pyrazole-4-carboxamide, 3-(formylamino)-; Pyrazole-4-carboxamide, 3-formamido- (8CI); 42W88; Ph Eur Allopurinol Impurity B; USP Allopurinol Related Compound B