methanedithione

Modify Date: 2026-07-16 11:48:07

methanedithione Structure
methanedithione structure
Common Name methanedithione
CAS Number 30860-31-2 Molecular Weight 77.13340
Density 1.282 g/mL at 25ºC Boiling Point 46ºC(lit.)
Molecular Formula CS2 Melting Point -112--111ºC(lit.)
MSDS Chinese USA Flash Point -29 °F
Symbol GHS02 GHS07 GHS08
GHS02, GHS07, GHS08
Signal Word Danger

Summary: Methanedithione (Chinese name: 碳-13C二硫化, CAS number: 30860-31-2), molecular formula: CS2, molecular weight: 77.13340. The melting point is -112~-111°C, boiling point: 46°C, density: 1.282 g/mL at 25°C. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name methanedithione
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.282 g/mL at 25ºC
Boiling Point 46ºC(lit.)
Melting Point -112--111ºC(lit.)
Molecular Formula CS2
Molecular Weight 77.13340
Flash Point -29 °F
Exact Mass 76.94750
PSA 64.18000
LogP 1.01810
Index of Refraction n20/D 1.627(lit.)
InChIKey QGJOPFRUJISHPQ-OUBTZVSYSA-N
SMILES S=C=S
Storage condition 2-8°C

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS02 GHS07 GHS08
GHS02, GHS07, GHS08
Signal Word Danger
Hazard Statements H225-H315-H319-H361fd-H372
Precautionary Statements P201-P210-P280-P308 + P313-P337 + P313-P403 + P235
Hazard Codes F,T
Risk Phrases R5;R11;R63;R23/24/25;R36/37/38
Safety Phrases S16-S23-S26-S45
RIDADR UN 1131 3/PG 1
WGK Germany 3

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~%

methanedithione Structure

methanedithione

CAS#:30860-31-2

Learn More
Literature: Torres, M.; Safarik, I.; Clement, A.; Strausz, O. P. Canadian Journal of Chemistry, 1982 , vol. 60, p. 1187 - 1191

~90%

methanedithione Structure

methanedithione

CAS#:30860-31-2

Learn More
Literature: Abram, Ulrich; Kirmse, Reinhard; Bubner, Marianne Zeitschrift fuer Chemie (Stuttgart, Germany), 1982 , vol. 22, p. 216 - 217

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  2

DownStream  4

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Carbon-13C disulfide
13C-labeled carbon disulfide
13C carbon disulfide
carbon disulfide
MFCD00143928
13C-Kohlenstoffdisulfid

 methanedithione | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the storage conditions for methanedithione?
A: Storage conditions for methanedithione: 2-8°C.
Q: What is the polar surface area (PSA) of methanedithione?
A: Polar surface area (PSA) of methanedithione is 64.18000.
Q: What is the boiling point of methanedithione?
A: Boiling point of methanedithione is 46ºC(lit.).
Q: What are the downstream products of methanedithione?
A: Related downstream products(CAS) of methanedithione: 75-15-0;68206-62-2;2944-05-0;83917-77-5.
Q: What is the molecular weight of methanedithione?
A: Molecular weight of methanedithione is 77.13340.
Q: What is the LogP of methanedithione?
A: LogP of methanedithione is 1.01810.
Q: What is the CAS number of methanedithione?
A: CAS number of methanedithione is 30860-31-2.
Q: What is the safety information for methanedithione?
A: Safety information for methanedithione: S16-S23-S26-S45.
Q: What are the upstream materials of methanedithione?
A: Related upstream materials(CAS) of methanedithione: 4227-95-6;18555-26-5.
Q: What is the InChIKey of methanedithione?
A: InChIKey of methanedithione is QGJOPFRUJISHPQ-OUBTZVSYSA-N.

 methanedithionefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
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