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Product Name: 5-AMINO-6-METHYL-1,2,3,5-TETRAHYDRO-8-THIA-5,7-DIAZA-CYCLOPENTA[A]INDEN-4-ONE
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22721-36-4

22721-36-4 structure

22721-36-4 structure

Name: 5-AMINO-6-METHYL-1,2,3,5-TETRAHYDRO-8-THIA-5,7-DIAZA-CYCLOPENTA[A]INDEN-4-ONE
Chemical Name: 2-amino-3-methyl-7,8-dihydro-6H-cyclopenta[2,3]thieno[2,4-d]pyrimidin-1-one
CAS Number: 22721-36-4
Molecular Formula: C₁₀H₁₁N₃OS
Molecular Weight: 221.27900
Create Date: 2018-12-28 21:24:07
Modify Date: 2025-08-25 12:21:37

Name	2-amino-3-methyl-7,8-dihydro-6H-cyclopenta[2,3]thieno[2,4-d]pyrimidin-1-one
Synonyms	f1142-1384

Density	1.68g/cm3
Boiling Point	456.5ºC at 760mmHg
Molecular Formula	C₁₀H₁₁N₃OS
Molecular Weight	221.27900
Flash Point	229.9ºC
Exact Mass	221.06200
PSA	89.15000
LogP	1.55010

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GY5945530

CHEMICAL NAME :: 4H-Cyclopenta(4,5)thieno(2,3-d)pyrimidin-4-one, 3,5,6,7-tetrahydro-3-amino-2-methyl-

CAS REGISTRY NUMBER :: 22721-36-4

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C10-H11-N3-O-S

MOLECULAR WEIGHT :: 221.30

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 23,453,1988

Hazard Codes	Xi: Irritant;
HS Code	2934999090

65416-88-8 structure

65416-88-8

~56%

22721-36-4 structure

22721-36-4

Literature: Kharizomenova, I. A.; Grinev, A. N.; Samsonova, N. V.; Panisheva, E. K.; Kaplina, N. V.; et al. Pharmaceutical Chemistry Journal, 1981 , vol. 15, # 9 p. 645 - 648 Khimiko-Farmatsevticheskii Zhurnal, 1981 , vol. 15, # 9 p. 40 - 44

4815-29-6 structure

4815-29-6

~%

22721-36-4 structure

22721-36-4

Literature: European Journal of Medicinal Chemistry, , vol. 23, # 5 p. 453 - 456

22721-35-3 structure

22721-35-3

~%

22721-36-4 structure

22721-36-4

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. 311, p. 402 - 407

Precursor 2
65416-88-8 4815-29-6
DownStream 0

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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