Methyl 2-bromomethyl-3-nitrobenzoate (CAS# 98475-07-1)
| ID na UN | UN 3261 8/PG III |
| Matsayin Hazard | 8 |
| Rukunin tattarawa | III |
Gabatarwa
Methyl 2-bromomethyl-3-nitrobenzoate.
inganci:
1. Bayyanar: ruwa mara launi ko farin crystalline m;
4. Girma: game da 1.6-1.7 g / ml;
5. Solubility: mai narkewa a cikin kaushi na halitta, irin su alcohols, ethers da ketones.
Amfani:
Methyl 2-bromomethyl-3-nitrobenzoate sau da yawa ana amfani dashi azaman tsaka-tsaki na magungunan kashe qwari, ana iya amfani dashi a cikin haɗin magungunan kashe qwari kamar methyl besylsulfonylcarboxyl, kuma ana iya amfani dashi azaman tsaka-tsakin roba na glyphosate.
Hanya:
Methyl 2-bromomethyl-3-nitrobenzoate za a iya shirya ta chloromethylation da nitrification. Musamman matakan sune kamar haka: methyl benzoate yana amsawa tare da acetic acid da phosphorus trichloride a ƙananan zafin jiki don samun methyl 2-chloromethylbenzoate; Sannan, an shigar da methyl 2-chloromethylbenzoate a cikin rukunin nitro ta hanyar nitrification na gubar nitrate don ba da methyl 2-bromomethyl-3-nitrobenzoate.
Bayanin Tsaro:
1. Methyl 2-bromomethyl-3-nitrobenzoate yana ƙonewa a babban zafin jiki da bude wuta, don haka ya kamata a guje wa zafi mai zafi da bude wuta.
2. Sanya gilashin kariya na sinadarai da safar hannu yayin amfani da su don guje wa haɗuwa da fata da shakar iskar gas.
4. Lokacin adanawa, yakamata a rufe shi kuma a kiyaye shi daga zafi, wuta da oxidants.
