[1,2,5]thiadiazolo[3,4-d]pyrimidin-7-amine

Modify Date: 2025-08-26 11:45:33

[1,2,5]thiadiazolo[3,4-d]pyrimidin-7-amine structure	Common Name	[1,2,5]thiadiazolo[3,4-d]pyrimidin-7-amine
	CAS Number	2829-57-4	Molecular Weight	153.16500
	Density	1.736g/cm3	Boiling Point	340.6ºC at 760 mmHg
	Molecular Formula	C₄H₃N₅S	Melting Point	N/A
	MSDS	N/A	Flash Point	159.8ºC

Name	[1,2,5]thiadiazolo[3,4-d]pyrimidin-7-amine
Synonym	More Synonyms

Density	1.736g/cm3
Boiling Point	340.6ºC at 760 mmHg
Molecular Formula	C₄H₃N₅S
Molecular Weight	153.16500
Flash Point	159.8ºC
Exact Mass	153.01100
PSA	105.82000
LogP	0.64470
Vapour Pressure	8.53E-05mmHg at 25°C
Index of Refraction	1.84

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XI4820000

CHEMICAL NAME :: (1,2,5)Thiadiazolo(3,4-d)pyrimidin-7-amine

CAS REGISTRY NUMBER :: 2829-57-4

BEILSTEIN REFERENCE NO. :: 0131778

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C4-H3-N5-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 :: 455 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

4,5,6-Triaminopyrimidine structure

4,5,6-Triaminop...

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[1,2,5]thiadiazolo[3,4-d]pyrimidin-7-amine Structure

[1,2,5]thiadiaz...

CAS#:2829-57-4

Literature: Shealy,Y.F. et al. Journal of Organic Chemistry, 1962 , vol. 27, p. 2154 - 2160

2-Chloro-6-fluorobenzyl chloride structure

2-Chloro-6-fluo...

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[1,2,5]thiadiazolo[3,4-d]pyrimidin-7-amine Structure

[1,2,5]thiadiaz...

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(2-chloro-6-fluoro-benzyl)-[1,2,5]thiadiazolo[3,4-d]pyrimidin-7-yl-amine structure

(2-chloro-6-flu...

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Literature: Merck and Co., Inc. Patent: US4098787 A1, 1978 ;

Precursor 2
CAS#:118-70-7 4,5,6-Triaminop... CAS#:55117-15-2 2-Chloro-6-fluo...
DownStream 10
CAS#:6965-65-7 1,2,5-Thiadiazo... CAS#:7403-20-5 [1,2,5]Thiadiaz... CAS#:7501-30-6 1,2,5-Thiadiazo... CAS#:7596-96-5 [1,2,5]Thiadiaz...
CAS#:6944-99-6 N-benzyl-8-thia... CAS#:89712-90-3 [1,2,5]Thiadiaz... CAS#:93787-16-7 N-cyclohexyl-8-... CAS#:6306-86-1 N,N-dimethyl-8-...
CAS#:6306-88-3 [1,2,5]Thiadiaz... CAS#:6313-27-5 [1,2,5]Thiadiaz...

7-Amino<1,2,5>thiadiazolo<3,4-d>pyrimidin

6-Amino-8-thiapurine

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