L-Menthol CAS 2216-51-5
L-Menthol makhiristo opanda mtundu onga singano okhala ndi fungo lotsitsimula la timbewu.Relative density d1515=0.890, melting point 41~43℃, boiling point 216℃, 111℃ (2.67kPa), specific Optical rotation αD Chemicalbook20=-49.3°, refractive index nD20=1.4609.Amasungunuka mu zosungunulira za organic monga ethanol, acetone, ether, chloroform ndi benzene, komanso kusungunuka pang'ono m'madzi.Mankhwalawa ndi okhazikika ndipo amatha kusanduka nthunzi pamodzi ndi nthunzi.
| Zinthu Zoyesera | Zofunikira Zokhazikika | Zotsatira Zoyesa |
| Maonekedwe | Mwala wopanda mtundu wowonekera wa prismatic kapena acicular crystal | Woyenerera |
|
Fungo | kununkhira kwa Asia natura menthol mawonekedwe |
Woyenerera |
| malo osungunuka | 42 ℃-44 ℃ | 42.2 ℃ |
| Nkhani yosasinthika | ≤0.05% | 0.01% |
| kuzungulira kwapadera | -43 °-- -52 ° | -49.45 ° |
| Zitsulo Zolemera (by pb) | ≤0.0005% | 0.00027% |
| Kusungunuka | Onjezani chitsanzo cha 1g ku 5ml ya ethanol 90% (v/v), kupeza yankho lokhazikika. | Woyenerera |
| Zolemba za Levo-menthol | 95.0 ~ 105.0% | 99.2% |
1.Menthol ndi chokometsera chodyedwa chomwe chimaloledwa kugwiritsidwa ntchito m'dziko langa ndipo chimagwiritsidwa ntchito makamaka pakukometsera mankhwala otsukira mano, maswiti, ndi zakumwa.
2. Onse menthol ndi racemic menthol angagwiritsidwe ntchito ngati zokometsera zotsukira mano, mafuta onunkhira, zakumwa ndi maswiti.Amagwiritsidwa ntchito ngati stimulant mu mankhwala, kuchita pakhungu kapena mucous nembanemba, ndipo ali ndi kuzirala ndi antipruritic kwenikweni;akamatengedwa pakamwa, angagwiritsidwe ntchito ngati carminative kwa mutu ndi kutupa kwa mphuno, pharynx, ndi larynx.Ma esters ake amagwiritsidwa ntchito muzonunkhira ndi mankhwala.
3.Chigawo chachikulu cha mafuta a peppermint.Chifukwa cha kununkhira kwake kwapadera kwa timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu ta timbewu tambiri tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono timagwiritsa ntchito maswiti, zodzoladzola ndi mankhwala otsukira mano.
25kg / thumba 20'FCL imatha kusunga matani 9
L-Menthol CAS 2216-51-5
L-Menthol CAS 2216-51-5
