Basic information
- CAS
7340-97-8- Standard SMILES
S=c1[nH]nc(Sc2n[nH]c(=S)s2)s1- InChIKey
HOJIICWYDFQRKH-UHFFFAOYSA-N- Molecular formula
- C4H2N4S5
- Average molar mass
- 266.4 g/mol
- Monoisotopic mass
- 265.88830195
Names & identifiers
- Preferred name
- 5,5'-Thiobis[1,3,4-thiadiazole-2(3H)-thione]
- IUPAC
- 5-[(2-sulfanylidene-3H-1,3,4-thiadiazol-5-yl)sulfanyl]-3H-1,3,4-thiadiazole-2-thione
Names & synonyms
7340-97-85,5'-Thiobis[1,3,4-thiadiazole-2(3H)-thione]5,5'-Thiobis(1,3,4-thiadiazole-2(3H)-thione)RefChem:2981975-[(5-sulfanyl-1,3,4-thiadiazol-2-yl)sulfanyl]-1,3,4-thiadiazole-2-thiolHOJIICWYDFQRKH-UHFFFAOYSA-NSCHEMBL760613SCHEMBL3186554DTXSID0012553295-[(2-sulfanylidene-3H-1,3,4-thiadiazol-5-yl)sulfanyl]-3H-1,3,4-thiadiazole-2-thioneAO-159/373420065,5a(2)-Thiobis[1,3,4-thiadiazole-2(3H)-thione]
Show more names
5,5'-Sulfanediyldi(1,3,4-thiadiazole-2(3H)-thione)
Database identifiers
- CAS
7340-97-8- PubChem CID
- 4446554
- DTXSID
DTXSID001255329- EC Number
- 686-791-9
Properties
Computed structural properties
- XLogP
- 2.8
- Topological polar surface area
- 189 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 7
- Rotatable bonds
- 2
- Heavy atoms
- 13
- Formal charge
- 0
- Complexity
- 301
Experimental & physicochemical properties
Physical DescriptionLiquid
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
This chemical does not meet GHS hazard criteria for 100% (35 of 35) of all reports.
Not Classified
Aggregated GHS information provided per 35 reports by companies from 1 notifications to the ECHA C&L Inventory.
Hazard information
Regulatory Information
Chemical: 1,3,4-Thiadiazole-2(3H)-thione, 5,5â²-thiobis-
1,3,4-Thiadiazole-2(3H)-thione, 5,5'-thiobis- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of 1,3,4-Thiadiazole-2(3H)-thione, 5,5'-thiobis- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
PMN - indicates a commenced PMN (Pre-Manufacture Notices) substance.
1,3,4-Thiadiazole-2(3H)-thione, 5,5â-thiobis-: Non hazardous
Hazard Classes and CategoriesNot Classified
Chemistry & industry
Uses & manufacturing
U.S. Production2023: <50,000 lb
Industry UsesLubricating agent
General Manufacturing Information
Petroleum Lubricating Oil and Grease Manufacturing
1,3,4-Thiadiazole-2(3H)-thione, 5,5'-thiobis-: ACTIVE
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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