CasNo.137281-39-1,4-[2-(2-Amino-4,7-dihydro-4-oxo-1H-pymol[2,3-d]pyrimodin-5-yl)ethyl]benzoic acid,4-[2-(2-Amino-4,7-dihydro-4-oxo-1H-pymol[2,3-d]pyrimodin-5-yl)ethyl]benzoic acid(137281-39-1) Suppliers

1 Kilogram	Negotiable

137281-39-1 Pemetrexed Intermediate Pemetrexed Intermediate

Pemetrexed Intermediate

Name ：4-[2-(2-Amino-4,7-dihydro-4-oxo-1H-pymol[2,3-d]pyrimodin-5-yl)ethyl]benzoic acid

Molecular Formula C15H14N4O3

Molecular Weight 298.30

CAS Registry Number ：137281-39-1

Pemetrexed Intermediate

Name ：4-[2-(2-Amino-4,7-dihydro-4-oxo-1H-pymol[2,3-d]pyrimodin-5-yl)ethyl]benzoic acid

Molecular Formula C15H14N4O3

Molecular Weight 298.30

CAS Registry Number ：137281-39-1

Appearance	Off-white or light pink powder
Water	≤7.5％
Heavy metal	≤30ppm
Residual solvent Ethyl acetate Dichloromethane Acetonitrile Methanol Ethanol Toluene Benzene Acetone	≤5000ppm ≤600ppm ≤400ppm ≤3000ppm ≤5000ppm ≤890ppm ≤2ppm ≤5000ppm
Related substance Impurity A Any individual impurity Total impurities	≤0.1% ≤0.1% ≤0.5%
Purity	≥99.5%