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Veratrole (CAS#91-16-7)

Chemical Property:

Molecular Formula C8H10O2
Molar Misa 138.16
Density 1.084g/mLat 25°C(lit.)
Melting Point 15°C(lit.)
Boling Point 206-207°C(lit.)
Flash Point 189°F
Nhamba yeJECFA 1248
Mvura Solubility Soluble mudoro, diethyl ether, acetone, uye methanol. Zvishoma soluble mumvura.
Solubility 6.69g/l isinganyunguriki
Vapor Presure 0.63 hPa (25 °C)
Chitarisiko Upfu
Color Muchena kune kirimu
Merck 14,9956
BRN 1364621
Storage Condition Chengetedza pasi pe +30°C.
Refractive Index n20/D 1.533(lit.)
Zvenyama uye Chemical Properties Density 1.08
kunyungudika 15°C
Kufashaira kwe206-207°C
refractive index 1.533-1.535
flash point 87°C
Shandisa Inoshandiswa seyepakati mune organic synthesis, uye inoshandiswa muindasitiri yemishonga kugadzira tetrahydropalmatine uye isoboridine. Iyo zvakare reagent yekugadzika kwelactic acid uye glycerol muropa.

Product Detail

Product Tags

Hazard Symbols Xn – Zvinokuvadza
Risk Codes R22 – Zvinokuvadza kana ikamedzwa
R20/21/22 – Zvinokuvadza nekufema, kubata ganda uye kana ikamedzwa.
Tsanangudzo Yekuchengetedza S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
S23 - Usafeme mhute.
S24/25 - Dzivisa kusangana neganda nemeso.
WGK Germany 1
RTECS CZ6475000
TSCA Ehe
HS Code 29093090
Muchetura LD50 mumakonzo, mbeva (mg/kg): 1360, 2020 nemuromo (Jenner)

 

Nhanganyaya

Phthalate (inozivikanwawo se ortho-dimethoxybenzene, kana kuti ODM kwenguva pfupi) imvura isina ruvara. Iyi inotevera sumo kune chimiro, kushandiswa, nzira yekugadzira uye ruzivo rwekuchengetedza yeODM:

Inoputika zvakanyanya pakupisa kwekamuri uye inogona kunyungudutswa mumhando dzakasiyana dzeorganic solvents.

 

Kushandiswa: ODM ine huwandu hwakawanda hwekushandisa muminda yakawanda. Inogonawo kushandiswa kugadzira dhayi, mapurasitiki, masisitimu ekugadzira, uye mamwe makemikari.

 

Kugadzirira nzira: Kugadzirira kweODM kunogona kuitwa ne phthalate etherification reaction. Pasi pekuita kweasidhi catalyst, phthalic acid inopindirana nemethanol kuumba methyl phthalate. Zvadaro, methyl phthalate inobatwa nemethanol ine alkali catalyst kugadzira ODM.

 

Ruzivo rwekuchengetedza: ODM ine imwe muchetura, uye chengetedzo inofanirwa kutariswa kana uchishandisa nekubata ODM. Imvura inopfuta uye inofanira kudzivirirwa kubva pakusangana nemoto. Uyewo dzivisa inhalation, kubata neganda uye maziso. Paunenge uchishandisa ODM, matanho akakodzera ekuzvidzivirira akadai sekupfeka magirazi ekudzivirira uye magirovhosi anofanirwa kutorwa, uye nekuona kuti anoshandiswa munzvimbo ine mhepo yakanaka.


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