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4-Bromo-2-nitrobenzoic acid (CAS # 99277-71-1)

Ngwongwo kemịkalụ:

Usoro ihe omimi C7H4BrNO4
Molar Mass 246.01
Njupụta 1.892±0.06 g/cm3 (buru amụma)
Ebe Na-agbaze 165-169 Celsius C
Ebe Boling 368.6± 32.0 °C(buru amụma)
Ebe mgbari 176.7C
Solubility soluble na methanol
Uzuoku nrịbama 4.38E-06mmHg na 25°C
Ọdịdị ntụ ntụ ka kristal
Agba Ọcha ka isi awọ ruo Brown
pKa 1.97± 0.25 (buru amụma)
Ọnọdụ Nchekwa Emechiri ya na nkụ, Okpomọkụ ụlọ

Nkọwa ngwaahịa

Mkpado ngwaahịa

Koodu ihe egwu R22 - na-emerụ ma ọ bụrụ na iloro ya
R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
R43 - nwere ike ịkpata uche site na kọntaktị akpụkpọ
R50 - Na-egbu egbu maka ihe ndị dị n'ime mmiri
Nkọwapụta nchekwa S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36/37 - Yiri uwe nchebe kwesịrị ekwesị na uwe aka.
S61 – Zere ntọhapụ na gburugburu ebe obibi. Rụtụ aka na ntuziaka pụrụ iche / mpempe data nchekwa.
NJ UN UN 3077 9/PG 3
WGK Germany 2
Koodu HS 29163990
Klas Hazard Iwe
Otu nkwakọ ngwaahịa III

 

Okwu mmalite

4-Bromo-2-nitrobenzoic acid bụ ngwakọta organic, nke a na-akpọkarị BNBA. Ndị a bụ mmalite nke akụrụngwa ya, ojiji ya, ụzọ nrụpụta ya na ozi nchekwa:

 

Ogo:

- Ọdịdị: 4-Bromo-2-nitrobenzoic acid bụ ọcha crystalline siri ike.

- Solubility: Ọ nwere ike ịgbaze nke ọma na ihe mgbaze organic nkịtị dị ka ethanol, chloroform na dimethylformamide.

 

Jiri:

- Ubi pigmenti: Enwere ike iji ogige a kwadebe ụfọdụ pigmenti pụrụ iche.

 

Usoro:

- Nkwadebe nke 4-bromo-2-nitrobenzoic acid na-enwetakarị site na imeghachi 2-nitrobenzoic acid na bromine n'okpuru ọnọdụ acidic. Maka usoro nkwadebe a kapịrị ọnụ, biko rụtụ aka na akwụkwọ nchịkọta organic dị mkpa.

 

Ozi nchekwa:

- Ngwakọta ahụ nwere ụfọdụ mgbakasị ahụ, yana usoro nchebe dị ka iyi uwe, enyo enyo, wdg, kwesịrị iwere n'oge ọrụ.

- Chebe ọkụ na-emeghe na ihe ndị na-ekpo ọkụ, na-echekwa n'ebe dị jụụ na nke kpọrọ nkụ.

- Enweghị data toxicity ezughị oke, amaghị ihe nsi nke 4-bromo-2-nitrobenzoic acid, na ekwesịrị ịkpachara anya mgbe ị na-eji ya ma ọ bụ na-ejikwa ya, yana usoro ọrụ nchekwa dị mkpa kwesịrị ịgbaso.


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