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Impurity reference standard material

Valsartan EP Impurity A

Material overview

Valsartan EP Impurity A (AY-0221-004) — impurity reference standard material. CAS 137862-87-4, formula C24H29N5O3, molecular weight 435.52 g/mol. Request technical documentation and current availability.

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Technical identifiers

Catalog number
AY-0221-004
CAS number
137862-87-4
Molecular formula
C24H29N5O3
Molecular weight
435.52 g/mol
Category
Impurity reference standard material
Chemical name
(R)-2-(N-((2`-(1H-tetrazol-5-yl)-[1,1`-biphenyl]-4-yl)methyl)pentanamido)-3-methyl butanoic acid
Synonyms
Valsartan Related Compound A (USP); N-((2`-(1H-tetrazol-5-yl)-[1,1`-biphenyl]-4-yl)methyl)-N-pentanoyl-D-valine; N-(1-Oxopentyl)-N-[[2`-(2H-tetrazol-5-yl)[1,1`-biphenyl]-4-yl]methyl]-D-valine; N-(1-Oxopentyl)-N-[[2`-(2H-tetrazol-5-yl)[1,1`-biphenyl]-4-yl]methyl]-D-valine; (R)-N-Valeryl-N-([2`-(1H-tetrazole-5-yl)-biphenyl-4-yl]-methyl)-valine; (N-Valeryl-N-{[2`-(1H-tetrazole-5-yl)biphenyl-4-yl]methyl}-D-valine); (2R)-3-Methyl2-[pentanoyl[[2`-(1H-tetrazol-5-yl)biphenyl-4- yl]methyl]amino]butanoic Acid
SMILES
O=C(CCCC)N([C@@H](C(O)=O)C(C)C)CC1=CC=C(C2=C(C3=NN=NN3)C=CC=C2)C=C1
Appearance
White Powder
Light sensitive
No
Hygroscopic
No

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Refrigerator

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