CAS 1779-49-3 Ndị nrụpụta

2-Amino-5-nitropyridine CAS 4214-76-0 sitere na nitration nke 2-aminopyridine. Na okpomọkụ nke 50 Celsius C, a na-agbakwunye 2-aminopyridine na sulfuric acid gbanyere mkpọrọgwụ, wee tinye fuming nitric acid na-agbada, na okpomọkụ agaghị agafe 50 Celsius. Tinye ya na 45 Celsius C maka awa 2, ma kpalie na ụlọ okpomọkụ maka awa 4. A na-awụsa ihe ngwọta mmeghachi omume n'ime ice a gbajiri agbaji, na pH na-edozi na 6 site n'ịgbakwunye mmiri amonia n'okpuru 5 Celsius C, na kristal na-ebuli elu. Iyo na nkụ. Mweghachi na mmiri iji nweta platelet edo edo na-acha odo odo, na-enye 75%

Anyị bụ ndị na-emepụta 4-Chloro-3-methylphenol CAS 59-50-7 na China.4-Chloro-3-methylphenol CAS 59-50-7 dị na ngwaahịa ma nwee ike ịnye ya ngwa ngwa.COA, MSDS na TDS nke 4-Chloro-3-methylphenol CAS 59-50-7.

Anyị bụ ndị na-emepụta ihe 2,4,5-Trimethoxybenzoic acid CAS 490-64-2 na China.2,4,5-Trimethoxybenzoic acid CAS 490-64-2 dị na ngwaahịa ma nwee ike ịnye ya ngwa ngwa.COA, MSDS na TDS nke 2,4,5-Trimethoxybenzoic acid CAS 490-64-2.

2-Amino-5-nitrobenzoic acid CAS 616-79-5 bụ kristal na-acha odo odo. N'ihi na njikọ nke ọgwụ na e ji esiji ákwà

Anyị bụ ndị na-eduga emeputa nke 2,2,4-Trimethyl-1,3-pentanediolmono (2-methylpropanoate) CAS 25265-77-4 na China.2,2,4-Trimethyl-1,3-pentanediolmono (2-methylpropanoate) ) CAS 25265-77-4 dị na ngwaahịa ma nwee ike ịnye ya ngwa ngwa.COA, MSDS na TDS nke 2,2,4-Trimethyl-1,3-pentanediolmono(2-methylpropanoate) CAS 25265-77-4.

Dị ka ndị ọkachamara rụpụtara, anyị ga-achọ ịnye gị mma N'-( (2S,3S) -2- (Benzyloxy)pentan-3-yl) formohydrazide oxalate CAS 1887197-42-3. Na anyị ga-enye gị kacha mma mgbe-ire ọrụ na nnyefe n'oge.