Impurities
AY-0088-003
Trimethoprim EP Impurity B
C14H16N4O4
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Impurity reference standard material
Trimethoprim EP Impurity E
Material overview
Trimethoprim EP Impurity E (AY-0088-004) — impurity reference standard material. CAS 60729-91-1, formula C14H17N3O4, molecular weight 291.30 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0088-004
- CAS number
- 60729-91-1
- Molecular formula
- C14H17N3O4
- Molecular weight
- 291.30 g/mol
- Category
- Impurity reference standard material
- Chemical name
- 6-amino-5-[(3,4,5-trimethoxyphenyl)methyl]-1H-pyrimidin-2-one
- Synonyms
- Trimethoprim Related Compound A (USP); 6-amino-5-[(3,4,5-trimethoxyphenyl)methyl]; 6-Amino-5-[(3,4,5-trimethoxyphenyl)methyl]-2(1H)-pyrimidinone
- SMILES
- COC1=CC(=CC(=C1OC)OC)CC2=C(NC(=O)N=C2)N
- Appearance
- Off White Fluffy Solid
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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