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4-Nitrobenzhydrazide (CAS#636-97-5)

Ngwongwo kemịkalụ:

Usoro ihe omimi C7H7N3O3
Molar Mass 181.15
Njupụta 1.3539 (atụmatụ siri ike)
Ebe Na-agbaze 210-214 Celsius C
Ebe Boling 292.97°C (atụmatụ siri ike)
Solubility acetone: soluble 0.5g / 10 ml, doro anya, odo
Ọdịdị kristal
Agba Odo
Ogologo ikuku kacha (λ kacha) ['267nm']
BRN 519882
pKa 2.77, 11.17 (na 25 ℃)
Ntụgharị ntụgharị uche 1.5860 (atụmatụ)

Nkọwa ngwaahịa

Mkpado ngwaahịa

Koodu ihe egwu R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
R20/21/22 - na-emerụ ahụ site na iku ume, na kọntaktị na akpụkpọ ahụ ma ọ bụrụ na loro ya.
Nkọwapụta nchekwa S36 / 37/39 - Yiri uwe nchebe kwesịrị ekwesị, uwe aka na nchebe anya / ihu.
S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S37/39 - Yiri uwe aka kwesịrị ekwesị na nchebe anya / ihu
WGK Germany 3
RTECS DH5670000
TSCA Ee
Koodu HS 29280000
Klas Hazard Iwe

 

Okwu mmalite

4-nitrobenzoylhydrazide bụ ngwakọta organic.

 

Ogo:

4-Nitrobenzoylhydrazide bụ odo ka oroma crystalline siri ike nke na-agbaze na chloroform, ethanol, na ihe mgbaze acidic, na ọ fọrọ nke nta ka ọ ghara ịsacha ya na mmiri. Ọ na-ere ọkụ na ihe mgbawa ma ekwesịrị iji nlezianya dozie ya.

 

Jiri:

4-nitrobenzoylhydrazide bụ reagent kemịkalụ nke a na-ejikarị dị ka njikọ njikọ, reagent amination na cyanide reagent na njikọ organic.

 

Usoro:

Usoro nkwadebe nke 4-nitrobenzoylhydrazide na-ejikarị mmeghachi omume nke benzaldehyde na hydrogen amonia, nke a na-emepụta na-emepụta 4-nitrobenzaldehyde, mgbe ahụ, a na-enweta 4-nitrobenzoylhydrazide site na mmeghachi omume mbelata.

 

Ozi nchekwa:

4-Nitrobenzoylhydrazide nwere nnukwu ihe ize ndụ nke mgbawa na ekwesịrị ilebara anya ka ịzere kọntaktị na akpụkpọ ahụ ozugbo na iku ume. Ekwesịrị ịkpachapụ anya kwesịrị ekwesị n'oge njikwa na nchekwa iji hụ na nchekwa. Jiri nlezianya ghọta ozi nchekwa dị mkpa tupu eji ya: ma soro usoro njikwa na ojiji ziri ezi.


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