二硫代草酰胺

Description

dithiooxamide · CAS 79-40-3 · C2H4N2S2. UNII HE28T8Z08D. Other Experimental Properties: DECOMPOSES @ ABOUT 200 °C.

Identification

CAS Registry Number	79-40-3
PubChem CID	2777982
Molecular formula	C2H4N2S2
IUPAC name	ethanedithioamide
UNII (FDA)	HE28T8Z08D

Computed Descriptors

Molecular Weight	120.20
XLogP3	-0.4
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	119.98159048
Monoisotopic Mass	119.98159048
Topological Polar Surface Area	116
Heavy Atom Count	6
Formal Charge	0

Physical & Chemical Properties

Other Experimental Properties	DECOMPOSES @ ABOUT 200 °C

Physical description & handling notes

• Red solid; [Merck Index] Red crystalline powder; [Alfa Aesar MSDS]
• RED CRYSTALS OR CRYSTALLINE POWDER
• ORANGE-RED POWDER
• MP: SUBLIMES
• SLIGHTLY SOL IN WATER; SOL IN ALCOHOLS; INSOL IN ETHER
• SOL IN CONCN SULFURIC ACID

GHS Hazard Classification

Reported hazard statements	H302 (100%), H315 (93.9%), H319 (93.9%), H335 (91.8%)

Documented Uses

• Used as reagent for copper, cobalt, and nickel; as a stabilizer of ascorbic acid solutions; and as a chemical intermediate; [HSDB]
• AS REAGENT FOR COPPER, COBALT, & NICKEL; AS STABILIZER OF ASCORBIC ACID SOLN

Synonyms

Dithiooxamide; 79-40-3; ETHANEDITHIOAMIDE; Rubeanic acid; Rubeane; Rubean; Hydrorubeanic acid; Dithioxamide; Oxamide, dithio-; USAF B-43; USAF EK-4394; USAF MK-6; Oxaldiimidic acid, dithio-; DTXSID3020546; Oxalic acid, dithiono-, diamide; HE28T8Z08D

Frequently Asked Questions

What are the CAS number and molecular formula of dithiooxamide?

CAS 79-40-3; molecular formula C2H4N2S2; molecular weight — g/mol.

What other names is dithiooxamide known by?

Dithiooxamide, 79-40-3, ETHANEDITHIOAMIDE, Rubeanic acid, Rubeane, Rubean.

Is dithiooxamide classified as hazardous?

Hazard statements reported: H302, H315, H319, H335.

What are the key physical properties of dithiooxamide?

Other Experimental Properties: DECOMPOSES @ ABOUT 200 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.