重氮根

Description

Diazogen · CAS 80-11-5 · C8H10N2O3S. UNII K3089966LA. Melting Point: 62 °C; Vapor Pressure: 0.00000479 [mmHg].

Identification

CAS Registry Number	80-11-5
PubChem CID	6628
Molecular formula	C8H10N2O3S
IUPAC name	N,4-dimethyl-N-nitrosobenzenesulfonamide
UNII (FDA)	K3089966LA

Computed Descriptors

Molecular Weight	214.24
XLogP3	0.6
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	2
Exact Mass	214.04121336
Monoisotopic Mass	214.04121336
Topological Polar Surface Area	75.2
Heavy Atom Count	14
Formal Charge	0

Physical & Chemical Properties

Melting Point	62 °C
Vapor Pressure	0.00000479 [mmHg]

Physical description & handling notes

• Yellow solid; [Merck Index] Fine light yellow crystals; [MSDSonline]
• YELLOW CRYSTALS FROM BENZENE + PETROLEUM ETHER
• INSOL IN WATER; SOL IN ETHER, PETROLEUM ETHER, BENZENE
• SOL IN CHLOROFORM, CARBON TETRACHLORIDE
• VERY SOL IN HOT ALC
• SOL IN MOST ORGANIC SOLVENTS

GHS Hazard Classification

Reported hazard statements	H242 (90.9%), H315 (97.7%), H317 (88.6%), H319 (97.7%), H335 (88.6%)

Documented Uses

• Used to make diazomethane in the laboratory; [Merck Index]
• PREPD BY ACTION OF NITROUS ACID ON P-TOLYLSULFONYLMETHYLAMIDE: GERMAN PATENT 224,388 (1910 TO BAYER)...
• Benzenesulfonamide, N,4-dimethyl-N-nitroso-: ACTIVE
• P-Tolylsulfonylmethylnitrosamide (Class: Other Substances, Added Date: 10-1998)

Synonyms

Diazald; Diazalo; N-nitroso-N-methyl-4-toluenesulfonamide; RefChem:858253; 80-11-5; N-Methyl-N-nitroso-p-toluenesulfonamide; N-Methyl-N-nitrosotoluene-4-sulphonamide; N,4-dimethyl-N-nitrosobenzenesulfonamide; Diazale; P-TOLYLSULFONYLMETHYLNITROSAMIDE; Benzenesulfonamide, N,4-dimethyl-N-nitroso-; p-Toluenesulfonamide, N-methyl-N-nitroso-; p-Tolylsulfonylmethylnitrosamine; Methylnitroso-p-toluenesulfonamide; Toluene-p-sulfonylmethylnitrosamide; N-Nitroso-N-methyl-p-toluenesulfamide

Frequently Asked Questions

What are the CAS number and molecular formula of Diazogen?

CAS 80-11-5; molecular formula C8H10N2O3S; molecular weight — g/mol.

What other names is Diazogen known by?

Diazald, Diazalo, N-nitroso-N-methyl-4-toluenesulfonamide, RefChem:858253, 80-11-5, N-Methyl-N-nitroso-p-toluenesulfonamide.

Is Diazogen classified as hazardous?

Hazard statements reported: H242, H315, H317, H319, H335.

What are the key physical properties of Diazogen?

Melting Point: 62 °C; Vapor Pressure: 0.00000479 [mmHg].

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.