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2,6-Dimethoxyphenol(CAS#91-10-1)

Chemical Property:

Molecular Formula C8H10O3
Misa ya Molar 154.16
Kuchulukana 1.1690 (kuyerekeza movutikira)
Melting Point 50-57°C(kuyatsa)
Boling Point 261°C(kuyatsa)
Pophulikira >230°F
Nambala ya JECFA 721
Kusungunuka kwamadzi 2 g/100 mL (13 ºC)
Kusungunuka Chloroform (Pang'ono), Ethyl Acetate (Pang'ono)
Kuthamanga kwa Vapor 0.00591mmHg pa 25°C
Maonekedwe Crystalline Powder, Makhiristo, kapena Crystalline Solid
Mtundu Zoyera-zoyera kapena zotuwa mpaka zofiirira
Mtengo wa BRN 1526871
pKa 9.97±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Khalani pamalo amdima, M'mlengalenga, Kutentha kwachipinda
Zomverera Zomverera ndi mpweya
Refractive Index 1.4745 (chiyerekezo)
MDL Mtengo wa MFCD00064434

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R22 - Zowopsa ngati zitamezedwa
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
Ma ID a UN UN 2811 6.1/PG 1
WGK Germany 3
Mtengo wa RTECS Mtengo wa SL0900000
TSCA Inde
HS kodi 29095090
Zowopsa Zokwiyitsa

 

Mawu Oyamba

2,6-Dimethoxyphenol, yomwe imadziwikanso kuti p-methoxy-m-cresol, ndi organic compound. Zotsatirazi ndizofotokozera za katundu, ntchito, njira zokonzekera ndi chidziwitso cha chitetezo cha 2,6-dimethoxyphenol:

 

Katundu: Ndi mtundu woyera wa crystalline wolimba komanso wonunkhira bwino. Ndi pafupifupi insoluble m'madzi kutentha firiji koma sungunuka mu organic solvents monga Mowa ndi methylene kolorayidi.

 

Gwiritsani ntchito:

 

Njira:

Njira yokonzekera ya 2,6-dimethoxyphenol ingapezeke ndi methyl etherification ya p-cresol. Makamaka, p-cresol imatha kuchitidwa ndi methanol ndikutenthedwa ndikusinthidwanso pogwiritsa ntchito chothandizira acidic (mwachitsanzo, sulfuric acid) kupanga 2,6-dimethoxyphenol.

 

Zambiri Zachitetezo:

Kuwonetsedwa kwa 2,6-dimethoxyphenol kuyenera kupewedwa momwe mungathere. Zitha kuwononga maso, khungu, ndi kupuma. Zida zodzitetezera zoyenerera monga magolovesi ndi magalasi azivala mukamagwiritsa ntchito kapena pogwira.


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