L-Menthol CAS 2216-51-5 Purity> 99.5% (GC) Factory
Shanghai Ruifu Chemical Co., Ltd. ndi omwe amapanga L-Menthol (CAS: 2216-51-5) yokhala ndipamwamba kwambiri.Ruifu Chemical imatha kubweretsa padziko lonse lapansi, mtengo wampikisano, ntchito zabwino kwambiri, zochepa komanso zochulukirapo zomwe zilipo.Gulani L-Menthol,Please contact: alvin@ruifuchem.com
| Dzina la Chemical | L-Menthol |
| Mawu ofanana ndi mawu | L-(-)-Menthol;(-)-Menthol;L-Menthol;Laevo-Menthol;Makhiristo a Menthol;(1R,2S,5R)-(-)-Menthol;(-)-p-Menthan-3-ol;2-Isopropyl-5-Methylcyclohexanol;(1R,2S,5R) -2-Isopropyl-5-Methylcyclohexanol;5-Methyl-2-(1-Methylethyl)cyclohexanol |
| Stock Status | Mu Stock, Commercial Scale |
| Nambala ya CAS | 2216-51-5 |
| Molecular Formula | C10H20O |
| Kulemera kwa Maselo | 156.27 g / mol |
| Melting Point | 41.0 ~ 44.0 ℃ |
| Boiling Point | 211.0 ~ 213.0 ℃ |
| Kuchulukana | 0.89 g/mL pa 25 ℃(lit.) |
| Kusungunuka kwamadzi | Zosasungunuka m'madzi, 490 mg/l 25 ℃ |
| Kusungunuka | Zosungunuka Kwambiri mu Methanol Ether |
| Kununkhira | Mitundu Yaku Asia Yokhala ndi Makhalidwe a Natural Menthol |
| Kusungirako Temp. | Malo Ozizira & Owuma (2~8℃) |
| COA & MSDS | Likupezeka |
| Gulu | Zakudya Zowonjezera |
| Mtundu | Ruifu Chemical |
| Zinthu | Miyezo Yoyendera | Zotsatira |
| Maonekedwe | Makhiristo Opanda Mtundu, Owoneka ngati Prism kapena Ngati Singano | Zimagwirizana |
| Melting Point | 41.0 ~ 44.0 ℃ | 42.0 ~ 43.0 ℃ |
| Kusinthasintha Kwachindunji [a]20/D | -51.0° mpaka -45.0° (C=10 mu EtOH) | -49.9 ° |
| Malire a Nonvolatile Residue | ≤0.05% (105℃ kwa ola limodzi) | <0.05% |
| Zotsalira pa Ignition | ≤0.10% | 0.03% |
| Zitsulo Zolemera (Pb) | ≤10ppm | <10ppm |
| Arsenic (As) Content | ≤3 ppm | <3ppm |
| Kuyera / Kusanthula Njira | >99.5% (GC) | 99.79% |
| Infrared Spectrum | Zimagwirizana ndi Kapangidwe | Zimagwirizana |
| Chithunzi cha NMR | Zimagwirizana ndi Kapangidwe | Zimagwirizana |
| Solubility mu EtOH | Zopanda utoto, Zomveka, 100mg/ml | Pitani |
| Mapeto | Chogulitsacho chayesedwa ndipo chikugwirizana ndi zomwe zaperekedwa | |
Phukusi:Botolo, Aluminiyamu zojambulazo thumba, 25kg/Cardboard Drum, kapena malinga ndi zofunika kasitomala.
Mkhalidwe Wosungira:Sungani mu chidebe chotsekedwa mwamphamvu.Sungani pamalo ozizira, owuma (2 ~ 8 ℃) komanso molowera mpweya wabwino kutali ndi zinthu zomwe sizingagwirizane.Tetezani ku kuwala ndi chinyezi.
Manyamulidwe:Kutumiza kudziko lonse lapansi ndi ndege, ndi FedEx / DHL Express.Perekani mwamsanga ndi yodalirika yobereka.
Kodi kugula?Chonde lemberaniDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
Zaka 15 Zokumana nazo?Tili ndi zaka zopitilira 15 pakupanga ndi kutumiza kunja kwamitundu yambiri yamankhwala apamwamba kwambiri kapena mankhwala abwino.
Misika Yaikulu?Gulitsani kumsika wapakhomo, North America, Europe, India, Korea, Japan, Australia, etc.
Ubwino wake?Ubwino wapamwamba, mtengo wotsika mtengo, ntchito zamaluso ndi chithandizo chaukadaulo, kutumiza mwachangu.
UbwinoChitsimikizo?Njira yoyendetsera bwino kwambiri.Zida zaukadaulo zowunikira zikuphatikizapo NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.
Zitsanzo?Zogulitsa zambiri zimapereka zitsanzo zaulere zowunikira zabwino, mtengo wotumizira uyenera kulipidwa ndi makasitomala.
Factory Audit?Takulandilani ku fakitale.Chonde panganitu nthawi yokumana.
MOQ?Palibe MOQ.Dongosolo laling'ono ndilovomerezeka.
Nthawi yoperekera? Ngati mkati mwa katundu, kubweretsa masiku atatu kutsimikizika.
Mayendedwe?Ndi Express (FedEx, DHL), ndi Air, ndi Nyanja.
Zolemba?Pambuyo pa ntchito yogulitsa: COA, MOA, ROS, MSDS, ndi zina zotero.
Custom Synthesis?Itha kukupatsirani ntchito zophatikizira zomwe zikugwirizana bwino ndi zosowa zanu zofufuza.
Malipiro Terms?Invoice ya Proforma idzatumizidwa kaye mukatsimikizira kuyitanitsa, ndikuyika zambiri zathu zakubanki.Malipiro a T/T (Telex Transfer), PayPal, Western Union, etc.
Zizindikiro Zowopsa Xi - Zokwiyitsa
Zizindikiro Zowopsa
R37/38 - Kukwiyitsa dongosolo la kupuma ndi khungu.
R41 - Kuopsa kwa kuwonongeka kwakukulu kwa maso
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo
S26 - Mukakhudzana ndi maso, muzimutsuka nthawi yomweyo ndi madzi ambiri ndipo funsani malangizo achipatala.
S39 - Valani chitetezo chamaso / kumaso.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
S36 - Valani zovala zoyenera zodzitetezera.
WGK Germany 2
Mtengo wa RTECS OT0700000
TSCA Inde
HS kodi 2906110000
Poizoni LD50 pakamwa pa Kalulu: 3300 mg/kg LD50 dermal Kalulu> 5000 mg/kg
L-Menthol (CAS: 2216-51-5) amagwiritsidwa ntchito poyeretsa zinthu, zodzoladzola, zokometsera ndi zonunkhira, zakudya ndi zakumwa, chisamaliro chaumwini, mankhwala (mamolekyu ang'onoang'ono), mankhwala ozizira ndi antipruritic, carminative drug.
1. Menthol crystal imagwiritsidwa ntchito ngati chowonjezera cha chakudya.Fungo lake lodziwika bwino limatha kukhala ndi chidwi chofuna kudya.
2. Menthol akhoza kuwonjezeredwa muzinthu zambiri zotsuka mkamwa monga dentifrices, mouthwash, ndi mankhwala otsukira mkamwa.
3. Menthol crystal ingagwiritsidwenso ntchito m'munda wamankhwala.Monga menthol ali ndi ntchito yoletsa ndi kufa ziwalo ku mathero a mitsempha, angagwiritsidwe ntchito ngati kutsutsana ndi irritant.
4. Menthol ndi zokometsera zodyedwa zomwe zimaloledwa kugwiritsidwa ntchito m'dziko lathu.Amagwiritsidwa ntchito kwambiri pakukometsera mankhwala otsukira mano, maswiti ndi zakumwa.Mlingo umatengera zosowa zanthawi zonse zopanga, nthawi zambiri 1100mg/kg kutafuna chingamu;400mg/kg mu maswiti;130mg/kg mu chakudya chophikidwa;68mg/kg mu ayisikilimu;35mg/kg mu zakumwa zoziziritsa kukhosi.
5. GB2760-1996 imati ubongo woonda wachilengedwe wosavuta umaloledwa kugwiritsidwa ntchito ngati zokometsera zodyedwa.GB2760-2001 imanena kuti ubongo wamtundu wa DL umaloledwanso kugwiritsidwa ntchito ngati zokometsera zakudya Chemicalbook.Zitha kugwiritsidwa ntchito pokonzekera zonunkhira zamtundu wa timbewu (10% -18%), komanso zitha kugwiritsidwa ntchito ngati maswiti (timbewu tonunkhira, chingamu), zakumwa, ayisikilimu, ndi zina zambiri (kuchuluka kwa 0.054% -0.1%).
6. Menthol ndi racemic Menthol angagwiritsidwe ntchito ngati zokometsera zotsukira mano, mafuta onunkhira, zakumwa ndi maswiti.Mu mankhwala, amagwiritsidwa ntchito ngati stimulant, akuchita pakhungu kapena mucous nembanemba, ndipo ali ndi zotsatira za kuzirala ndi kuthetsa kuyabwa.Itha kugwiritsidwa ntchito ngati mankhwala oletsa mphepo ikatengedwa pakamwa.Esters ake amagwiritsidwa ntchito muzonunkhira ndi mankhwala.
Poizoni kudzera m'mitsempha.Poizoni pang'ono ndi kumeza, intraperitoneal, ndi subcutaneous njira.Zosautsa diso.Zosintha zasintha.Ikatenthedwa kuti iwonongeke, imatulutsa utsi wonyezimira komanso utsi woyipa.
Menthol [1490-04-6]
Menthol ndi mowa womwe umapezeka mumafuta osiyanasiyana a 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 tating'ono tating'ono tomwe timapanga topanga.Menthol ikhoza kukhala levorotatory (L-Menthol), kuchokera kuzinthu zachilengedwe kapena zopangira, kapena racemic (DL-Menthol).
Kuyika ndi kusungirako-Sungani zotengera zolimba, makamaka pazipinda zotentha.
Lemberani-Lembetsani kuti muwonetse ngati ndi levorotatory kapena racemic.
Chizindikiritso-Pamene triturated ndi pafupifupi ofanana kulemera camphor, wa chloral hydrate, kapena phenol, osakaniza liquefies.
Kusungunuka kwa L-Menthol <741>: pakati pa 41 ° ndi 44 °
Kukhazikika kwa DL-Menthol <651>-[DZIWANI-Yezetsani izi makamaka m'chipinda chokhala ndi kutentha kosachepera 30 ° ndi chinyezi chapafupi ndi 50%.] Ikani pafupifupi 10 g wa racemic Menthol, wouma kale mu desiccator pamwamba pa silika. gel osakaniza kwa maola 24, mu chubu chowuma choyesera cha 18- mpaka 20-mm mkati mwake, ndikusungunula zomwe zili mkati mwa kutentha kwa 40 °.Imitsani chubu choyesera m'madzi okhala ndi kutentha kwa 23 ° mpaka 25 °, ndikugwedeza zomwe zili mu chubu mosalekeza ndi thermometer, kusunga babu ya thermometer yomizidwa mumadzimadzi.Racemic Menthol imakhazikika pa kutentha kwapakati pa 27 ° ndi 28 °.Kutentha kutangokhazikika pamalo okhazikika, onjezerani ma mg ochepa a menthol owuma pamtundu wokhazikika, ndipo pitirizani kuyambitsa: patatha mphindi zingapo kutentha kwa misa kumakwera kufika 30.5 ° mpaka 32.0 °.
Kuzungulira kwapadera <781S>: pakati pa -45 ° ndi -51 ° kwa L-Menthol;pakati pa -2 ° ndi +2 ° kwa DL-Menthol.Njira yothetsera mayeso: 100 mg pa mL, mowa.
Malire a nonvolatile zotsalira-Volatilize 2 g, molondola kulemera, mu tared lotseguka porcelain mbale pa nthunzi kusamba, ndi kuumitsa zotsalira pa 105 ° kwa ola 1: zotsalira sizilemera kuposa 1 mg (0.05%).
Chromatographic chiyero -
Kukonzekera koyenera kwa dongosolo-Sungani decanol ndi Mentho mu etha kuti mupeze yankho lokhala ndi zowerengera za 0,05 mg iliyonse pa ml.
Kukonzekera mayeso-Sungani 10 mg ya Menthol mu 50 ml ya ether, ndikusakaniza.Sungunulani 25 ml ya yankho ili ndi etha mpaka 100mL, ndikusakaniza.
Chromatographic system-Cromatograph ya gasi ili ndi chowunikira chowunikira moto ndipo ili ndi gawo la 1.8-m× 2-mm lodzaza ndi 10% gawo G16 pakuthandizira S1AB.Mzerewu umasungidwa pafupifupi 170 °, doko la jakisoni limasungidwa pafupifupi 260 °, ndipo chipika cha detector chimasungidwa pafupifupi 240 °.Helium youma imagwiritsidwa ntchito ngati mpweya wonyamulira pamtunda wa pafupifupi 50 ml pa mphindi.Chromatograph Kukonzekera koyenera kwa System, ndikulemba mayankho apamwamba monga momwe adayankhidwira mu Ndondomeko: nthawi yosungira menthol ndi pafupifupi 0.7 yokhudzana ndi decanol.Mu chromatogram yoyenera, chigamulo R, cha nsonga za 2 sichochepera 2.5, ndipo kupatuka kwachibale kwa chiŵerengero cha yankho lapamwamba lomwe linapezedwa ndi Menthol ku limene linapezedwa ndi decanol silopitirira 2%.
Njira-Bayikirani pafupifupi 2 µL ya Kukonzekera kwa Mayeso mu chromatograph ya mpweya, ndikuyesa mayankho apamwamba.Kuyankha kwapamwamba kwambiri chifukwa cha menthol sikuchepera 97% ya mayankho onse apamwamba, osaphatikiza chilichonse chifukwa cha ether.
Zinthu zopezeka mosavuta oxidizable mu DL-Menthol-Place 500mg wa DL-Menthol mu chubu choyezera choyera, chowuma, onjezerani 10 ml ya yankho la potaziyamu permanganate, wokonzedwa ndi kuchepetsedwa 3 ml ya 0.1 N potaziyamu permanganate ndi madzi mpaka 100 ml, ndikuyika chubu choyesera mu beaker ya madzi kutentha pakati pa 45 ° ndi 50 °.Chotsani chubu mu kusamba pakadutsa masekondi 30, ndipo sakanizani mwamsanga pogwedeza: utoto wofiirira wa potaziyamu permanganate ukuwonekerabe pakatha mphindi zisanu.
