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Veratrole (CAS#91-16-7)

Ngwongwo kemịkalụ:

Usoro ihe omimi C8H10O2
Molar Mass 138.16
Njupụta 1.084g/mLat 25°C(ọkụ)
Ebe Na-agbaze 15°C (ọkụ)
Ebe Boling 206-207C (ọkụ)
Ebe mgbari 189°F
Nọmba JECFA 1248
Mmiri Solubility Na-agbaze na mmanya, diethyl ether, acetone, na methanol. Na-agbaze ntakịrị na mmiri.
Solubility 6.69g/l enweghị ike so ya
Uzuoku nrịbama 0.63hPa (25 Celsius)
Ọdịdị Ntụ ntụ
Agba Ọcha ka ude
Merck 14,9956
BRN 1364621
Ọnọdụ Nchekwa Chekwaa n'okpuru +30 Celsius.
Ntụgharị uche n20/D 1.533 (ọkụ)
Njirimara anụ ahụ na kemịkalụ Njupụta 1.08
ebe mgbaze 15 ° C
ihe na-esi ísì ụtọ 206-207 ° C
Ntụgharị ntụgharị 1.533-1.535
ihe ọkụ ọkụ 87°C
Jiri A na-eji ya dị ka ihe etiti na njikọ organic, ma jiri ya na ụlọ ọrụ ọgwụ na-emepụta tetrahydropalmatine na isoboridine. Ọ bụkwa reagent maka mkpebi nke lactic acid na glycerol n'ime ọbara.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xn - na-emerụ ahụ
Koodu ihe egwu R22 - na-emerụ ma ọ bụrụ na iloro ya
R20/21/22 - na-emerụ ahụ site na iku ume, na kọntaktị na akpụkpọ ahụ ma ọ bụrụ na loro ya.
Nkọwapụta nchekwa S36 - Yiri uwe nchebe kwesịrị ekwesị.
S23 - Ekula uzuoku.
S24/25 - Zere kọntaktị na akpụkpọ ahụ na anya.
WGK Germany 1
RTECS CZ6475000
TSCA Ee
Koodu HS 29093090
Nsi LD50 n'ime oke, oke (mg/kg): 1360, 2020 ọnụ (Jenner)

 

Okwu mmalite

Phthalate (nke a makwaara dị ka ortho-dimethoxybenzene, ma ọ bụ ODM maka nkenke) bụ mmiri mmiri na-enweghị agba. Ihe na-esonụ bụ mmalite nke ọdịdị, ojiji, usoro mmepụta na ozi nchekwa nke ODM:

Ọ na-agbanwe nke ukwuu na ụlọ okpomọkụ na enwere ike ịgbaze ya n'ụdị ihe mgbaze dị iche iche.

 

Ojiji: ODM nwere ọtụtụ ngwa n'ọtụtụ mpaghara. A pụkwara iji ya mee ihe e ji esiji ákwà, plastik, resins sịntetik na ihe ndị ọzọ.

 

Usoro nkwadebe: Enwere ike ime nkwadebe nke ODM site na mmeghachi omume etherification phthalate. N'okpuru ọrụ nke ihe na-akpata acid, phthalic acid na-emeghachi omume na methanol iji mepụta methyl phthalate. Mgbe ahụ, methyl phthalate na-emeghachi omume na methanol nwere ihe na-eme ka alkali mepụta ODM.

 

Ozi nchekwa: ODM nwere ụfọdụ nsi, na nchekwa kwesịrị ka elebara anya mgbe ị na-eji na njikwa ODM. Ọ bụ mmiri mmiri na-ere ọkụ na ekwesịrị izere ya na kọntaktị na isi mmalite ọkụ. Zere iku ume, kọntaktị na akpụkpọ ahụ na anya. Mgbe ị na-eji ODM, a ga-ewere usoro nchedo onwe onye kwesịrị ekwesị dị ka iyi mkpuchi mkpuchi na uwe aka, na ịhụ na ejiri ya na gburugburu ikuku dị mma.


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