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chigadzirwa

Methyl benzoate(CAS#93-58-3)

Chemical Property:

Molecular Formula C8H8O2
Molar Misa 136.15
Density 1.088 g/mL pa20 °C (lit.)
Melting Point -12 °C (lit.)
Boling Point 198-199 °C (lit.)
Flash Point 181°F
Nhamba yeJECFA 851
Mvura Solubility <0.1 g/100 mL pa22.5 ºC
Solubility ethanol: soluble60%, yakajeka (1mL/4ml)
Vapor Presure <1 mm Hg (20 °C)
Vapor Density 4.68 (vs mhepo)
Chitarisiko Liquid
Specific Gravity 1.087~1.095 (20℃)
Color Zvakajeka zvisina ruvara kusvika kucheneruka
Merck 14,6024
BRN 1072099
Storage Condition Chengetedza pa +5°C kusvika +30°C.
Kugadzikana Yakagadzikana. Inopisa. Isingaenderani neakasimba oxidizing agents, yakasimba acids, mabhesi akasimba.
Explosive Limit 8.6-20%(V)
Refractive Index n20/D 1.516(lit.)
Zvenyama uye Chemical Properties Mvura ine mafuta isina ruvara, ine maruva akasimba uye cherry inonhuwira.
kunyungudika -12.3 ℃
kuvira poindi 199.6 ℃
hukama density 1.0888
refractive index 1.5164
flash point 83 ℃
solubility miscible ne ether, soluble mu methanol, ether, isinganyunguriki mumvura uye glycerol.
Shandisa Kugadzira kuravira, zvakare inoshandiswa se cellulose ester, cellulose ether, resin, rabha uye zvimwe zvinonyungudutsa.

Product Detail

Product Tags

Hazard Symbols Xn – Zvinokuvadza
Risk Codes 22 – Zvinokuvadza kana ikamedzwa
Tsanangudzo Yekuchengetedza 36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
UN IDs UN 2938
WGK Germany 1
RTECS DH3850000
TSCA Ehe
HS Code 29163100
Muchetura LD50 nemuromo mumakonzo: 3.43 g/kg (Smyth)

 

Nhanganyaya

Methyl benzoate. Iyi inotevera sumo yezvivakwa, mashandisirwo, nzira dzekugadzirira uye ruzivo rwekuchengetedza yemethyl benzoate:

 

Hunhu:

- Iine chitarisiko chisina ruvara uye kunhuhwirira kwakakosha.

- Soluble mune organic solvents senge madoro, ethers uye benzene, isinganyungudika mumvura.

- Inogona kuita neakasimba oxidizing agents.

 

Shandisa:

- Inoshandiswa sechinhu chinonyungudutsa, semuenzaniso mune glues, coatings uye firimu application.

- Muorganic synthesis, methyl benzoate yakakosha yepakati mukubatanidzwa kweakawanda makomisheni.

 

Nzira:

- Methylparaben inowanzogadzirirwa nekuita kwe benzoic acid ne methanol. Acid catalysts senge sulfuric acid, polyphosphoric acid uye sulfonic acid inogona kushandiswa kugadzirisa mamiriro.

 

Zvekuchengetedza

- Methylparaben imvura inopfuta uye inofanirwa kuchengetwa uye kuraswa nemoto nekudzivirira kuputika, uye kure nezvinopisa nemirazvo.

-Kuratidzwa kune methyl benzoate kunogona kukonzera kutsamwa kwemaziso neganda, uye matanho akakodzera anofanira kutorwa.

- Paunenge uchishandisa methyl benzoate, iva nechokwadi chekufefetera kwakanaka uye dzivirira kufemesa mhute yayo.

- Kudzidzira kwakakodzera murabhoritari uye kuchengetedzwa kwekuchengetedza kunofanirwa kuteverwa kana uchishandisa nekuchengetedza methyl benzoate.


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