N-甲基-N-亚硝基对甲苯磺酰胺是一种化学物质，分子式C8H10N2O3S。

N-Methyl-N-nitroso-p-toluene sulphonamide (N-Nitroso-N-methyltoluenesulphonamide); p-Tolylsulfonylmethylnitrosamide; N-Nitroso-N-methyl-p-toluenesulphonamide~p-Tolylsulphonylmethylnitrosamide; Diazald; N-Methyl-d3-N-nitroso-p-toluenesulphonamide(Diazomethane-d2 precursor),99 atom % D; Toluenesulfonylmethylnitrosamide,98%; p-Toluenesulfonyl-N-methyl-N-nitrosamine; N,4-dimethyl-N-nitroso-benzenesulfonamide; N-Methyl-N-Nitroso-P-Toluenesulfon Amide; N-methyl-N-nitroso-P-Tolutenesulfonamide

S15Keep away from heat.

远离热源。

S26In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

不慎与眼睛接触后，请立即用大量清水冲洗并征求医生意见。

S35This material and its container must be disposed of in a safe way.

请小心处理该物质及其容器。

S36/37Wear suitable protective clothing and gloves.

穿戴适当的防护服和手套。

R2Risk of explosion by shock, friction, fire or other source of ignition.

受冲击、摩擦、着火或其他引燃源有爆炸危险。

R36/37/38Irritating to eyes, respiratory system and skin.

刺激眼睛、呼吸系统和皮肤。

R43 May cause sensitization by skin contact.

与皮肤接触可能致敏。

分子量214.24；熔点61-62°C；

可用于制重氮甲烷，其性质明显优于其它用来制备重氮甲烷的亚硝基化合物