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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: L-Glutamic acid,N-[4-[[(2,4-diamino-6-quinazolinyl)methyl]amino]benzoyl]-
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18921-68-1

18921-68-1 structure

18921-68-1 structure

Name: L-Glutamic acid,N-[4-[[(2,4-diamino-6-quinazolinyl)methyl]amino]benzoyl]-
Chemical Name: 2-[[4-[(2,4-diaminoquinazolin-6-yl)methylamino]benzoyl]amino]pentanedioic acid
CAS Number: 18921-68-1
Molecular Formula: C₂₁H₂₂N₆O₅
Molecular Weight: 438.43700
Create Date: 2017-11-09 00:06:53
Modify Date: 2025-10-27 14:10:46

Name	2-[[4-[(2,4-diaminoquinazolin-6-yl)methylamino]benzoyl]amino]pentanedioic acid
Synonyms	Deazaminopterin Deaza-Aminopterin Dideaza-aminopterin N-{4-[(2,4-diamino-quinazolin-6-ylmethyl)-amino]-benzoyl}-glutamic acid N-[4-[[(2,4-Diaminoquinazolin-6-yl)methyl]amino]benzoyl]-L-glutamic acid CB-3702 5,8-Dideazaaminopterin

Density	1.508g/cm3
Molecular Formula	C₂₁H₂₂N₆O₅
Molecular Weight	438.43700
Exact Mass	438.16500
PSA	193.55000
LogP	3.08040
Index of Refraction	1.747

CHEMICAL IDENTIFICATION

RTECS NUMBER :: MA1247500

CHEMICAL NAME :: Glutamic acid, N-(p-(((2,4-diamino-6-quinazolinyl)methyl)amino)benzo yl)-, L-

CAS REGISTRY NUMBER :: 18921-68-1

LAST UPDATED :: 198312

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C21-H22-N6-O5

MOLECULAR WEIGHT :: 438.49

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 65 mg/kg

TOXIC EFFECTS :: Tumorigenic - active as anti-cancer agent

REFERENCE :: GWXXBX German Offenlegungsschrift Patent Document. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Volume(issue)/page/year: #2709506

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 65 mg/kg

TOXIC EFFECTS :: Tumorigenic - active as anti-cancer agent

REFERENCE :: GWXXBX German Offenlegungsschrift Patent Document. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Volume(issue)/page/year: #2709506

HS Code	2933990090

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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