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L-Menthol(CAS#2216-51-5)

Chemical Property:

Molecular Formula C10H20O
Molar Misa 156.27
Density 0.89 g/mL pa25 °C (lit.)
Melting Point 41-45 °C (lit.)
Boling Point 212 °C (lit.)
Kutenderera kwakananga(α) -51 º (589nm, c=10, EtOH)
Flash Point 200°F
Mvura Solubility insoluble
Solubility Soluble muorganic solvents senge ethanol, acetone, ether, chloroform uye benzene, inonyungudika zvishoma mumvura.
Vapor Presure 0.8 mm Hg (20 °C)
Chitarisiko Isina colorless tsono crystal
Specific Gravity 0.89
Color Pasina ruvara kusvika kuchena
Merck 14,5837
BRN 1902293
pKa 15.30±0.60(Zvakafanotaurwa)
Storage Condition Chengetedza pasi pe +30°C.
Kugadzikana Yakagadzikana.
Refractive Index 1.46
MDL MFCD00062979
Zvenyama uye Chemical Properties Makristasi asina mavara-akafanana netsono ane kunhuhwirira kunotonhorera kwemint. Relative density d1515 = 0.890, melting point 41~43 ℃, 216 ℃,111 ℃ (2.67kPa), chaiyo optical rotation αD20 = -49.3 °, refractive index nD20 = 1.4609. Soluble mu ethanol, acetone, ether, chloroform uye benzene uye zvimwe organic solvents, mvura-soluble. Izvo zvemakemikari zvimiro zvakadzikama, uye zvinogona kunyungudutswa nemhepo. Rat oral LD503.3g/kg,ADI0 ~ 0.2 mg/kg(FAO/WHO,1994).

Product Detail

Product Tags

Hazard Symbols Xi – Hasha
Risk Codes R37/38 - Inogumbura kune yekufema system uye ganda.
R41 - Njodzi yekukuvara kwakakomba kwemaziso
R36/37/38 - Kushungurudza maziso, kufema system uye ganda.
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S39 - Pfeka dziviriro yeziso / kumeso.
S37/39 - Pfeka magirovhosi akakodzera uye dziviriro yeziso / kumeso
S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
WGK Germany 2
RTECS OT0700000
TSCA Ehe
HS Code 29061100
Muchetura LD50 nemuromo muTsuro: 3300 mg/kg LD50 dermal Rabbit> 5000 mg/kg

 

Nhanganyaya

Levomenthol musanganiswa une zita remakemikari (-)-menthol. Iine hwema hwemafuta anokosha uye imvura isina ruvara kune yero. Chinhu chikuru che levomenthol ndiyo menthol.

 

Levomenthol ine huwandu hwezviitiko zvepanyama uye zvemishonga, kusanganisira antibacterial, anti-inflammatory, analgesic, antipyretic, anthelmintic uye mamwe maitiro.

 

Nzira yakajairika yekugadzira levomenthol ndeyekudiridza yepeppermint chirimwa. Iyo mint mashizha uye madzinde zvinotanga kupiswa mumvura ichiri, uye kana distillate yatonhodzwa, chidimbu chine levomenthol chinowanikwa. Inobva yanyungudutswa kuchenesa, kuisa pfungwa, uye kupatsanura menthol.

 

Levomenthol ine imwe chengetedzo, asi zvichiri kudikanwa kuti uteerere kune zvinotevera: kudzivirira kuratidzwa kwenguva refu kana kufemerwa kweyakanyanya kuwanda yelevomenthol kudzivirira allergies kana kutsamwa. Nzvimbo ine mhepo yakanaka inofanira kuchengetedzwa panguva yekushandiswa. Dzivisa kusangana nemaziso uye ganda uye dilute usati washandisa.


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