CAS 69045-82-5 Ndị nrụpụta

Anyị bụ ndị na-emepụta ihe na-emepụta Citronellal CAS 106-23-0 na China.Citronellal CAS 106-23-0 dị na ngwaahịa ma nwee ike ịnye ya ngwa ngwa.COA, MSDS na TDS nke Citronellal CAS 106-23-0.

Anyị bụ ndị na-emepụta Diethylenetriamine CAS 111-40-0 na China.

Anyị bụ ndị na-emepụta ihe na-emepụta Phenylboronic acid CAS 98-80-6 na China.

Dị ka ndị ọkachamara na-emepụta ihe, anyị ga-achọ ịnye gị vitamin D2 CAS 50-14-6 dị elu. Na anyị ga-enye gị kacha mma mgbe-ire ọrụ na nnyefe n'oge.

Dị ka ndị ọkachamara na-emepụta, anyị ga-achọ ịnye gị 2-[[(2R) -2,3-dimethyl-3-[(triethylsilyl)oxy]butyl]sulfonyl]-benzothiazole CAS 2186604-92-0. 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%