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ngwaahịa

2-Chloronicotinic acid (CAS # 2942-59-8)

Ngwongwo kemịkalụ:

Usoro ihe omimi C6H4ClNO2
Molar Mass 157.55
Njupụta 1.470±0.06 g/cm3 (buru amụma)
Ebe Na-agbaze 176-178°C (dec.)(ọkụ)
Ebe Boling 316.8± 22.0 °C (buru amụma)
Ebe mgbari 145.4°C
Solubility DMSO, Ethyl Acetate (obere)
Uzuoku nrịbama 0.000168mmHg na 25°C
Ọdịdị Ọcha ntụ ntụ
Agba Ọcha ka ude
BRN 119023
pKa 2.07± 0.25 (buru amụma)
Ọnọdụ Nchekwa 2-8 Celsius C
MDL MFCD00006236
Njirimara anụ ahụ na kemịkalụ Ntụ ntụ kristal ọcha ma ọ bụ nke mbụ
ebe mgbaze 286-288°C
ebe sublimation 145-148°C
kpọmkwem ntụgharị anya anya 15.4 ° (c = 4, 6N HCl)
mmiri soluble 22.4g/L (20C)Ngwaahịa a bụ a colorless siri ike, MP> 175 ℃ (decomposition), insoluble na mmiri, soluble na benzene, toluene na ndị ọzọ organic mgbaze.
Jiri Ejiri ya dị ka onye na-ahụ maka ọgwụ, nke a na-eji na-emepụta niacin acid, niacin acid, wdg; Pesticide intermediates, eji na mmepụta nke nicosulfuron, pyrazlor, wdg; 2-chloro-3-pyridinecarboxylic acid bụ herbicide nicosulfuron, nke etiti pyrifloxamide.; Ndị na-ahụ maka ọgwụ na pesticide intermediates.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xi - mgbakasị ahụ
Koodu ihe egwu 36/37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
Nkọwapụta nchekwa S22 - Ekula uzuzu.
S24/25 - Zere kọntaktị na akpụkpọ ahụ na anya.
S37/39 - Yiri uwe aka kwesịrị ekwesị na nchebe anya / ihu
S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36 - Yiri uwe nchebe kwesịrị ekwesị.
WGK Germany 3
TSCA T
Koodu HS 29333999
Klas Hazard Iwe

 

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