Methyl Benzoate

Methyl Benzoate

Methyl benzoate yog esterification khoom ntawm benzoic acid thiab methanol. Nws zoo nkaus li tsis muaj xim rau daj ntseg daj, pob tshab oily kua thiab muaj ib tug nplua nuj floral aroma, ib tug wintergreen scent, thiab fruity sau ntawv reminiscent ntawm cherry los yog tuberose. Nws yog miscible nrog methanol, ethanol, diethyl ether, acetone, ethyl acetate, thiab aromatic hydrocarbons (xws li S-100). Nws yog ruaj khov nyob rau hauv qhuav tej yam kev mob ntawm chav tsev kub thiab tsis undergo spontaneous polymerization; Thaum combustion, nws decomposes tso CO thiab CO₂.
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Khoom Taw qhia

Zouping Jinxing Chemical Co., Ltd. yog ib qho ntawm cov ua lag luam thiab cov muag khoom ntawm methyl benzoate hauv Suav teb. Yog tias koj yuav mus rau cov lag luam wholesale bulk methyl benzoate hauv Suav teb, txais tos kom tau txais cov qauv dawb los ntawm peb lub hoobkas. Tag nrho cov khoom customized yog nrog cov khoom zoo thiab tus nqi qis.

 

Cov yam ntxwv ntawm lub cev

 

tsos: Xim tsis muaj xim rau daj ntseg daj pob tshab oily kua; muaj cov paj uas muaj ntxhiab tsw qab, cov ntawv sau rau lub caij ntuj no, thiab cherry / tuberose -zoo li cov ntawv sau.
Melting point: -12.3℃(qee cov ntaub ntawv hais txog -14.5 degree).
Boiling point: 198-199.5℃(qhov siab ntawm atmospheric).
Ceev: 1.088 g / mL (20 degree; hnyav dua dej).
Refractive index: n²⁰_D 1.516–1.517.
Flash point: 77℃(PM kaw khob) / kuj qhia raws li 82–83℃(nyob ntawm qhov kaw- khob txoj kev); cais raws li cov kua uas combustible, tsis yog ib tug tsawg-flash- taw tes flammable kua.
Vapor siab: kwv yees li . 0.38 mmHg (25 degree), 0.13 kPa (39 degree); volatilizes maj mam ntawm chav tsev kub.
Vapor ceev: 4.68 (cua=1); hnyav dua li cua.
Solubility: Kwv yees li . 1.9–2.1 g / L hauv dej (20 degree), sparingly soluble; miscible nrog methanol, ethanol, diethyl ether, acetone, ethyl acetate, thiab aromatic hydrocarbons (xws li, S-100).

Kev siv thawj zaug

 

Fragrances thiab Flavors: Siv los tsim tuberose, ylang{0}}ylang, cherry, strawberry, thiab brandy sau ntawv rau xab npum, detergents, thiab tshuaj pleev ib ce (FEMA GRAS; kuj haum rau zaub mov flavoring).
Cov kuab tshuaj: Siab-cov tshuaj tsw qab ester hnyav rau cellulose esters / ethers, resins, thiab roj hmab; muab qeeb- kom qhuav thiab leveling zog.
Organic Synthesis Intermediate: Benzoylating tus neeg sawv cev (precursor rau cov tshuaj tiv thaiv nrog Grignard lossis organolithium reagents); lub tsev thaiv rau cov tshuaj thiab dyes; classic kev kawm reagent (kev sim ntawm esterification, saponification, thiab nitration orientation).
Ntuj tshwm sim: Ib txwm tshwm sim nyob rau hauv cov roj volatile ntawm guava, kiwifruit, mango, thiab snapdragon paj.

Kev Nyab Xeeb thiab Toxicology

 

Mob toxicity: Qhov ncauj LD₅₀ hauv nas yog 1177 mg/kg (tsawg toxicity; tsis muaj tshuaj lom heev); hauv nas, 3330 mg/kg.
GHS: H302 (Hmob yog nqos), H361d (Xav tias yuav ua rau tus menyuam tsis tau yug los), H315/H319 (Daim tawv nqaij / qhov muag khaus); Teeb liab lo lus: ceeb toom.
Raug: Vapors irritate qhov muag thiab ua pa; kua irritates ntawm daim tawv nqaij (mob irritation nyob rau hauv rabbits); Kev sib cuag ntev yuav ua rau muaj kev ntxhov siab thiab ua rau muaj kev ntxhov siab.
Hluav taws kub / tawg: Combustible; explosive limits approx. 8.6%–20% (v/v); nws pib - ignition kub 542℃; tua nrog ua npuas ncauj, hmoov qhuav, CO₂, los yog xuab zeb / ntiaj teb.
Kev Tiv Thaiv: Kov hauv fume hood; hnav looj tsom iav dub, hnab looj tes nitrile, thiab ib nrab - lub ntsej muag ua pa (nrog cov pa roj carbon monoxide); UN 2938 (los yog tshuaj lom neeg txaus ntshai code 61624); tswj raws li Chav Kawm 6.1, PG III raws tu qauv; khaws cia cais los ntawm cov khoom noj thiab cov tshuaj oxidizing.
Cia / Thauj: Khaws rau hauv qhov chaw txias, qhov cua (tsawg dua lossis sib npaug li 35 degree); khaws nruj nreem kaw thiab tiv thaiv los ntawm lub teeb; kom deb ntawm alkalis thiab oxidizing tus neeg sawv cev.

Cim npe nrov: Tuam Tshoj methyl benzoate manufacturers, lwm tus neeg, Hoobkas

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