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2 3-Difluorobenzoic acid (CAS # 4519-39-5)

Ngwongwo kemịkalụ:

Usoro ihe omimi C7H4F2O2
Molar Mass 158.1
Njupụta 1.3486 (atụmatụ)
Ebe Na-agbaze 163-165 Celsius C (ọkụ)
Ebe Boling 248.1± 20.0 Celsius C (buru amụma)
Ebe mgbari 103.9C
Mmiri Solubility ubé soluble
Uzuoku nrịbama 0.0131mmHg na 25°C
Ọdịdị Crystalline ntụ ntụ
BRN 2640781
pKa 2.93± 0.10 (buru amụma)
Ọnọdụ Nchekwa Emechiri ya na nkụ, Okpomọkụ ụlọ
MDL MFCD00010267

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xi - mgbakasị ahụ
Koodu ihe egwu R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
R37 / 38 - na-akpasu iwe na usoro iku ume na akpụkpọ ahụ.
R36 - na-ewe iwe na anya
Nkọwapụta nchekwa 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
Koodu HS 29163990
Klas Hazard Iwe

 

Okwu mmalite

2,3-Difluorobenzoic acid bụ ngwakọta organic. Ihe na-esonụ bụ mmalite nke njirimara, ojiji, ụzọ nkwadebe na ozi nchekwa nke 2,3-difluorobenzoic acid:

 

Ogo:

- Ọdịdị: kristal siri ike na-enweghị agba

 

Jiri:

 

Usoro:

- 2,3-Difluorobenzoic acid nwere ike kwadebere site na fluorinat paraben. A na-ejikarị ihe ndị na-emepụta fluorinating dị ka hydrofluoric acid na ferrous fluoride.

 

Ozi nchekwa:

- Zere kọntaktị na akpụkpọ ahụ, anya, na akpụkpọ anụ mucous, ma jiri mmiri buru ibu sachaa ozugbo ma ọ bụrụ na akpọtụrụ ya.

- Mgbe ị na-echekwa na njikwa, zere kọntaktị na oxidants na acid siri ike, ma zere ikpughe ọkụ na ọkụ.

- Ọ bụrụ na ọ dị mkpa, kpọtụrụ onye ọkachamara kemịkalụ maka ozi nchekwa zuru oke.


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