L-Menthol CAS 2216-51-5
L-Menthol kristal na-enweghị agba nke nwere agba mint na-enye ume ọhụrụ. Ikwu njupụta d1515 = 0.890, agbaze ebe 41 ~ 43 ℃, esi esi 216 ℃, 111 ℃ (2.67kPa), kpọmkwem anya ntụgharị αD Chemicalbook20=-49.3°, refractive index nD20=1.4609. Soluble na organic mgbaze dị ka ethanol, acetone, ether, chloroform na benzene, na ubé soluble na mmiri. Njirimara kemịkalụ ahụ kwụsiri ike ma nwee ike ikpochapụ yana uzuoku.
| Ihe na-anwale | Ọkọlọtọ chọrọ | Nsonaazụ ule |
| Ọdịdị | prismatic transperent na-enweghị agba ma ọ bụ kristal acicular | tozuru oke |
|
Isi ísì | esi ísì nke Asia natura menthol atụmatụ |
tozuru oke |
| ebe agbaze | 42 ℃-44 ℃ | 42.2 ℃ |
| Ihe na-adịghị agbanwe agbanwe | ≤0.05% | 0.01% |
| kpọmkwem ntụgharị | -43 Celsius -- -52 Celsius | -49.45 Celsius |
| Ọla dị arọ (site na pb) | ≤0.0005% | 0.00027% |
| Solubility | Tinye 1g sample na 5ml nke ethanol 90% (v/v), na-enweta ngwọta edozi. | tozuru oke |
| Ọdịnaya Levo-menthol | 95.0 ~ 105.0% | 99.2% |
1.Menthol bụ ụtọ oriri nke a na-ekwe ka e jiri ya mee ihe na obodo m ma bụrụ nke a na-ejikarị eme ihe na-esi ísì ụtọ, swiiti, na ihe ọṅụṅụ.
2.Ma menthol na racemic menthol nwere ike iji dị ka ihe na-esi ísì ụtọ maka ncha eze, senti, ihe ọṅụṅụ na candies. A na-eji ya dị ka ihe na-akpali akpali na nkà mmụta ọgwụ, na-eme ihe na akpụkpọ anụ ma ọ bụ akpụkpọ anụ mucous, ma nwee mmetụta dị jụụ na antipruritic; mgbe a na-ekwu okwu ọnụ, enwere ike iji ya dị ka carminative maka isi ọwụwa na mbufụt nke imi, pharynx, na larynx. A na-eji esters ya na-esi ísì ụtọ na ọgwụ.
3.The isi akụrụngwa nke pepemint mmanụ. N'ihi ụtọ mint pụrụ iche na mmetụta dị jụụ, a na-eji ya eme ihe na candies, ịchọ mma na ntacha eze.
25kg/akpa 20'FCL nwere ike ijide tọn 9
L-Menthol CAS 2216-51-5
L-Menthol CAS 2216-51-5
