[1,2, 5]Thiadiazolo[3,4-d]pyrimidin-7(6H)-one

Modify Date: 2025-09-29 01:38:53

[1,2, 5]Thiadiazolo[3,4-d]pyrimidin-7(6H)-one Structure
[1,2, 5]Thiadiazolo[3,4-d]pyrimidin-7(6H)-one structure
 Common Name [1,2, 5]Thiadiazolo[3,4-d]pyrimidin-7(6H)-one
CAS Number 7598-41-6 Molecular Weight 154.15000
Density 2.19g/cm3 Boiling Point 267.1ºC at 760mmHg
Molecular Formula C4H2N4OS Melting Point N/A
MSDS N/A Flash Point 115.4ºC

 Names

Name [1,2,5]Thiadiazolo[3,4-d]pyrimidin-7(6H)-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.19g/cm3
Boiling Point 267.1ºC at 760mmHg
Molecular Formula C4H2N4OS
Molecular Weight 154.15000
Flash Point 115.4ºC
Exact Mass 153.99500
PSA 100.03000
LogP 0.18690

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XI4860000
CHEMICAL NAME :
(1,2,5)Thiadiazolo(3,4-d)pyrimidin-7(6H)-one
CAS REGISTRY NUMBER :
7598-41-6
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C4-H2-N4-O-S

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 :
890 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
KHFZAN Khimiko-Farmatsevticheskii Zhurnal. Chemical Pharmaceutical Journal. For English translation, see PCJOAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1967- Volume(issue)/page/year: 11(2),82,1977

 Synonyms

<1.2.5>thiadiazolo<3.4-d>pyrimidin-7(6H)-on
6H-[1,2,5]thiadiazolo[3,4-d]pyrimidin-7-one
7-Oxa-tricyclo<4.3.0.05.8>nonan
9-Oxatricyclo[4.3.0.02,8]nonane(8CI,9CI)
7-Oxo-<1.2.5>thiadiazolo<3,4-d>pyrimidin-(6H)
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Chemsrc provides CAS#:7598-41-6 MSDS, density, melting point, boiling point, structure, etc. Its name is [1,2, 5]Thiadiazolo[3,4-d]pyrimidin-7(6H)-one>> amp version: [1,2, 5]Thiadiazolo[3,4-d]pyrimidin-7(6H)-one

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