Menthol-Kristalle mit CAS 2216-51-5

CAS:2216-51-5
Molekulare Formel:C10H20O
Molekulare Gewicht:156.27
EINECS:218-690-9
Synonyms:(1R-(1-alpha,2-beta,5-alpha))-5-Methyl-2-(1-methylethyl)cyclohexanol; (1r,3r,4s)-(-)-mentho; (1R,3R,4S)-(-)-MENTHOL;(R)-(-)-Menthol; EmtricitabineImpurity31; NaturalMentholCrystal; L-MengalcoholNaturalmentholMenthol(L); DL-Mentholmentholcrystalextract

CAS: 2216-51-5

MF: C10H20O

Reinheit: 99%

What is Menthol Cas 2216-51-5 Colorless needle-shaped crystals with a refreshing mint aroma. Relative density d1515=0.890, melting point 41~43℃, boiling point 216℃, 111℃ (2.67kPa), specific optical rotation αD20=-49.3°, refractive index nD20=1.46Chemicalbook09. Soluble in organic solvents such as ethanol, acetone, ether, chloroform and benzene, and slightly soluble in water. The chemical properties are relatively stable and can evaporate together with steam. Rat oral LD503.3g/kg, ADI0 ~ 0.2mg/kg (FAO/WHO, 1994). Spezifikation

Testing Items

Standard-Anforderungen

Testing Result

Aussehen

Colorless transparent prismatic or acicular crystal

Qualified

Duft

aroma of Asia natura menthol feature

Qualified

melting point

42℃-44℃

42.2℃

Non-volatile matter

≤0.05%

0.01%

specific rotation

-43 °– -52 °

-49.45 °

Heavy Metals (By pb)

≤0.0005%

0.00027%

Solubility

Add 1g sample to 5ml of ethanol 90%(v/v), obtaining a settled solution.

Qualified

Levo-menthol Content

95.0％～105.0%

99.2%

Anwendung

L-Menthol is used as a cooling agent that strongly activates TRPM8.(Transient Receptor Potential Cation Channel, Subfamily M, Member 8 is a Protein Coding gene). It is used as analgesic (topical), antipruritic agent. It is used as: refreshing agent, food flavor, cool and antipruritic drug, carminative drug. Menthol crystals is used for pers onal care and cosmetics.

Paket

25kgs/Trommel,9tons/20'container

25kgs/Tasche,20tons/20'container

HEDTA 3NA packing

Related Keywords

(1R-(1-alpha,2-beta,5-alpha))-5-Methyl-2-(1-methylethyl)cyclohexanol; (1r,3r,4s)-(-)-mentho;(1R,3R,4S)-(-)-MENTHOL; (R)-(-)-Menthol; EmtricitabineImpurity31; NaturalMentholCrystal; L-MengalcoholNaturalmentholMenthol(L); DL-Mentholmentholcrystalextract

COA-Menthol