Diazald

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

62 °C

0.00000479 [mmHg]

Yellow solid; [Merck Index] Fine light yellow crystals; [MSDSonline]

STABLE IN ORDINARY BROWN BOTTLE FOR SEVERAL YR; WHITE COATING (FORMED OF P-TOLYLSULFONYLMETHYLAMIDE) DOES NO HARM

YIELDS DIAZOMETHANE ON TREATMENT WITH ALKALI

Danger

H242 (90.9%): Heating may cause a fire [Danger Self-reactive substances and mixtures; Organic peroxides]；H315 (97.7%): Causes skin irritation [Warning Skin corrosion/irritation]；H317 (88.6%): May cause an allergic skin reaction [Warning Sensitization, Skin]；H319 (97.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]；H335 (88.6%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

P210, P234, P235, P240, P261, P264, P264+P265, P271, P272, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P333+P317, P337+P317, P362+P364, P370+P378, P403, P403+P233, P405, P410, P411, P420, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 44 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Benzenesulfonamide, N,4-dimethyl-N-nitroso-: Does not have an individual approval but may be used under an appropriate group standard

A mutagen and tumorigen; [RTECS] May explode from shock or friction; May polymerize; An irritant; May cause skin sensitization; [MSDSonline]

Self-react. C (90.9%)；Skin Irrit. 2 (97.7%)；Skin Sens. 1 (88.6%)；Eye Irrit. 2 (97.7%)；STOT SE 3 (88.6%)

Skin Irrit. 2 (100%)；Skin Sens. 1 (100%)；Eye Irrit. 2 (100%)；STOT SE 3 (100%)

Benzenesulfonamide, N,4-dimethyl-N-nitroso-: Does not have an individual approval but may be used under an appropriate group standard

Used to make diazomethane in the laboratory; [Merck Index]

IN LAB PREPN OF DIAZOMETHANE

PREPD BY ACTION OF NITROUS ACID ON P-TOLYLSULFONYLMETHYLAMIDE: GERMAN PATENT 224,388 (1910 TO BAYER)...

DIAZALD. TRADEMARK FOR N-METHYL-N-NITROSOPARATOLUENESULFONAMIDE.

Benzenesulfonamide, N,4-dimethyl-N-nitroso-: ACTIVE