ozi

Ọcha isi awọ ruo kristal ma ọ bụ pulp na-acha ọbara ọbara. A na-enweta sodium m-aminobenzene sulfonate site na mmeghachi omume sulfonation nke nitrobenzene na mbelata. A na-eji maka imepụta akwa azo na ndị na-ahụ maka ọgwụ, reactive, acidic, sulfide na akwa ndị ọzọ.

Acid METANILSODIUM NNU

英文 名 词: m-aminobenzenesulfonic ACID SODIUM nnu; SODIUM METANILATE.

CAS mba. : 1126-34-7

EINECS Nọmba: 214-419-3 [1]

Usoro ihe omimi: C6H6NNaO3S

Ibu ibu: 195.1734

Ọdịdị: kristal na-acha uhie uhie ma ọ bụ slurry dị ọcha

kristal dị ọcha. Ọnọdụ ire ere nke kristal enwetara na mmiri bụ 302 ~ 304 ℃.

Metanilic acidnwere acha ọcha na-acha ntụ ntụ na-acha uhie uhie dị ka kristal ma ọ bụ slurry

Ngụkọta ọdịnaya amino,%≥60

Ọdịnaya, % ≥90

Ọdịnaya nke ihe na-adịghị edozi na soda,% ≤1.5

A na-eji: eji eme ihe na-emepụta azo dyes na pharmaceutical intermediates, reactive, acid, sulfide na ndị ọzọ agbaji.

Usoro usoro mmepụta: a na-eme mmeghachi omume sulfonation nke nitrobenzene na fuming sulfuric acid na 115 ℃, na ngwaahịa mmeghachi omume na-anọpụ iche site na mmiri mmiri alkali, mgbe ahụ, a na-enyocha ngwọta sodium nke m-nitrobenzene sulfonate. A na-ebelata ihe ngwọta ahụ site na ịkpụ ígwè dị ka ihe na-eme ka ọ nweta m-aminobenzene sulfonate, ma wepụ apịtị ígwè site na nzacha. Nzacha a bụ m-aminobenzene sulfonate ngwọta nnu. Tinye sulfuric acid na ite mmịpụta acid ruo mgbe akwụkwọ nyocha ọbara Congo na-acha anụnụ anụnụ, ma debe okpomọkụ na 70 ℃. Mgbe ahụ, a na-enweta m-aminobenzene sulfonate slurry site na centrifugation filtration.

Nsi na nchebe: ngwaahịa a na-egbu egbu nke ukwuu. Ilo ma ọ bụ nnabata site na akpụkpọ ahụ nwere ike ịkpata nsi siri ike. Otú ọ dị, nsi ya dị obere karịa aniline, ọ gaghịkwa ebute mmetụta carcinogenic. N'oge a na-emepụta ihe, ekwesịrị igbochi ya ka ọ ghara iyi ma ọ bụ na-efesa akpụkpọ ahụ na mberede, a ga-emechi ngwá ọrụ mmepụta ka ọ ghara ịpụpụ, na onye ọrụ kwesịrị iyi ihe nchebe.

Nkwakọ ngwaahịa na nchekwa: chekwaa na ebe dị jụụ, ikuku ikuku na akọrọ, gbochie okpomọkụ, mmiri na anyanwụ. Chekwaa ma bufee ya n'usoro iwu gbasara ihe ndị na-egbu egbu.