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Product Name: 1-Methyl-2-mercapto-4,7-dihydroxy-1,3,5,6-tetrazaindene
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5450-59-9

5450-59-9 structure

5450-59-9 structure

Name: 1-Methyl-2-mercapto-4,7-dihydroxy-1,3,5,6-tetrazaindene
Chemical Name: 3-methyl-2-sulfanylidene-5,6-dihydro-1H-imidazo[4,5-d]pyridazine-4,7-dione
CAS Number: 5450-59-9
Molecular Formula: C₆H₆N₄O₂S
Molecular Weight: 198.20200
Create Date: 2017-09-19 10:40:22
Modify Date: 2025-09-25 13:12:17

Name	3-methyl-2-sulfanylidene-5,6-dihydro-1H-imidazo[4,5-d]pyridazine-4,7-dione
Synonyms	1-Methyl-2-thioxo-2,3,5,6-tetrahydro-1H-imidazo[4,5-d]pyridazin-4,7-dion 2-Mercapto-1-methyl-1H-imidazo(4,5-d)pyridazine-4,7-diol 1-methyl-2-thioxo-2,3,5,6-tetrahydro-1H-imidazo[4,5-d]pyridazine-4,7-dione 1-Methyl-2-mercapto-4,7-dihydroxy-1,3,5,6-tetrazaindene 1H-Imidazo(4,5-d)pyridazine-4,7-diol,2-mercapto-1-methyl

Density	1.75g/cm3
Boiling Point	627.3ºC at 760 mmHg
Molecular Formula	C₆H₆N₄O₂S
Molecular Weight	198.20200
Flash Point	333.2ºC
Exact Mass	198.02100
PSA	118.53000
Index of Refraction	1.777

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NJ5100000

CHEMICAL NAME :: 1H-Imidazo(4,5-d)pyridazine-4,7-diol, 2-mercapto-1-methyl-

CAS REGISTRY NUMBER :: 5450-59-9

BEILSTEIN REFERENCE NO. :: 0209577

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C6-H6-N4-O2-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 :: 750 mg/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD691-490

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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