CasNo.137281-23-3,N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-glutamic acid,N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-glutamic acid disodium salt(137281-23-3) Suppliers

1 Kilogram	Negotiable

137281-23-3 Pemetrexed Intermediate Pemetrexed Intermediate

Detail:CAS NO.:137281-23-3
Molecular formular:C₂₀H₂₁N₅O₆
Molecular weight:427.4106
Content:98.5%

Pemetrexed Intermediate

N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-glutamic acid
Detail:CAS NO.:137281-23-3 Molecular formular:C₂₀H₂₁N₅O₆ Molecular weight:427.4106 Content:98.5%
ITEM	STANDARD	RESULT
Appearance	A light green or blue powder	blue powder
Loss on drying	≤5%	3.0%
Assay(on dried base)	≥95.0%	99.2%
Conclusion: it Conforms to the factory’s standard