CAS 354-38-1 Ndị nrụpụta

Anyị bụ ndị na-emepụta ihe nke Bis (pinacolato)diboron CAS 73183-34-3 na China. )diboron CAS 73183-34-3.

4-Hydroxy-3-nitropyridine CAS 5435-54-13-NITROPYRIDIN-4-OL;3-NITRO-4-PYRIDINOL;4-Hydroxy-3-Nitropyridine3-Nitro-4-pyridinol;3-nitro-4-hydroxypyridineChemicalbook; 4-HYDROXY-3-NITROPRIDINE; 4-Pyridinol,3-nitro- (6CI,7CI,9CI);4-hydroxy-3-nitropytidine; 4-Hydroxy-3-nitropyridine

Dị ka ndị ọkachamara rụpụtara, anyị ga-achọ ịnye gị Methyl p-toluenesulfonate CAS 80-48-8 dị elu. Na anyị ga-enye gị kacha mma mgbe-ire ọrụ na nnyefe n'oge.

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%

Dị ka ndị ọkachamara na-emepụta ihe, anyị ga-achọ ịnye gị Methyl (S) -2- (Boc-amino) -3- [(S) -2-oxo-3-pyrrolidinyl] propanoate CAS 328086-60-8. Na anyị ga-enye gị kacha mma mgbe-ire ọrụ na nnyefe n'oge.

Ihe na-esonụ bụ iwebata 3,5-Dimethylpyrazole CAS 67-51-6 dị elu, na-atụ anya inyere gị aka ịghọta 3,5-Dimethylpyrazole CAS 67-51-6. Anyị bụ ndị na-eduga 3,5-Dimethylpyrazole CAS 67-51-6 emeputa na China.3,5-Dimethylpyrazole CAS 67-51-6 nwere ngwaahịa, ngwa ngwa nnyefe.COA, MSDS, TDS, wdg nke 3,5-Dimethylpyrazole Enwere ike ịnye CAS 67-51-6.