L-Menthol CAS 2216-51-5 Ịdị ọcha> Ụlọ ọrụ 99.5% (GC)
Shanghai Ruifu Chemical Co., Ltd bụ onye na-emepụta ihe na-emepụta L-Menthol (CAS: 2216-51-5) nwere àgwà dị elu.Ruifu Chemical nwere ike ịnye nnyefe zuru ụwa ọnụ, ọnụahịa asọmpi, ọrụ magburu onwe ya, obere na nnukwu ọnụọgụ dị.Ịzụta L-Menthol,Please contact: alvin@ruifuchem.com
| Aha Chemical | L-Menthol |
| Ụdị okwu | L-(-)-Menthol;(-)-Menthol;L-Menthol;Laevo-Menthol;kristal 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 |
| Ọnọdụ Ahịa | N'ọkwa, Azụmahịa Azụmahịa |
| Nọmba CAS | 2216-51-5 |
| Usoro ihe omimi | C10H20O |
| Ibu molekụla | 156.27 g/mol |
| Ebe Na-agbaze | 41.0 ~ 44.0 ℃ |
| Ebe esi nri | 211.0 ~ 213.0 ℃ |
| Njupụta | 0.89 g/ml na 25 ℃ (ọkụ) |
| Mmiri Solubility | Na-adịghị edozi na mmiri, 490 mg / l 25 ℃ |
| Solubility | Soluble nke ukwuu na methanol Ether |
| Isi | Ụdị Eshia nwere njirimara nke Menthol eke |
| Okpomọkụ nchekwa. | Ebe dị jụụ na nkụ (2 ~ 8 ℃) |
| COA & MSDS | Dị |
| Otu | Ihe mgbakwunye nri |
| Ụdị | Ruifu Chemical |
| Ihe | Ụkpụrụ nyocha | Nsonaazụ |
| Ọdịdị | kristal enweghị agba, nke nwere ụdị prism ma ọ bụ agịga dị ka | Na-akwado |
| Ebe Na-agbaze | 41.0 ~ 44.0 ℃ | 42.0 ~ 43.0 ℃ |
| Ntụgharị a kapịrị ọnụ [a]20/D | -51.0° ruo -45.0° (C=10 na EtOH) | -49.9° |
| Oke nke ihe fọdụrụ na-adịghị agbanwe agbanwe | ≤0.05% (105 ℃ maka otu elekere) | <0.05% |
| Ihe fọdụrụ na mgbanye | ≤0.10% | 0.03% |
| Ọla dị arọ (Pb) | ≤10ppm | <10ppm |
| Arsenic (As) ọdịnaya | ≤3pm | <3pm |
| Ụzọ ịdị ọcha / nyocha | > 99.5% (GC) | 99.79% |
| Spectrum infrared | Dabara na Ọdịdị | Na-akwado |
| Ọnụ ego nke NMR Spectrum | Dabara na Ọdịdị | Na-akwado |
| Solubility na EtOH | Enweghị agba, doro anya, 100mg / ml | Gafe |
| Mmechi | A nwalela ngwaahịa a wee kwado nkọwa ndị enyere | |
ngwugwu:Kalama, Aluminom foil bag, 25kg / Cardboard Drum, ma ọ bụ dị ka ndị ahịa chọrọ.
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Kedu ka esi azụta?Biko kpọtụrụDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
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Ihe atụ?Ọtụtụ ngwaahịa na-enye ihe nlele efu maka nyocha dị mma, ndị ahịa kwesịrị ịkwụ ụgwọ mbupu.
Nyocha ụlọ ọrụ?Nnabata nyocha ụlọ ọrụ.Biko mee oge oge tupu oge eruo.
MOQ?Enweghị MOQ.A na-anabata obere usoro.
Oge Mbuga ozi? Ọ bụrụ n'ime ngwaahịa, ekwenyere nnyefe ụbọchị atọ.
Ụgbọ njem?Site Express (FedEx, DHL), nke ikuku, site n'oké osimiri.
Akwụkwọ?Mgbe ọrụ ahịa gasịrị: COA, MOA, ROS, MSDS, wdg nwere ike ịnye.
Synthesis omenala?Nwere ike ịnye ọrụ nhazi ahaziri iche ka ọ dabara mkpa nyocha gị nke ọma.
Usoro ịkwụ ụgwọ?A ga-ebu ụzọ ziga akwụkwọ ọnụahịa Proforma mgbe nkwenye nke iwu, kpuchiri ozi ụlọ akụ anyị.Ịkwụ ụgwọ site na T/T (Telex Nyefee), PayPal, Western Union, wdg.
Ihe akara egwu Xi - iwe
Koodu ihe egwu
R37 / 38 - na-akpasu iwe na usoro iku ume na akpụkpọ ahụ.
R41 - ihe ize ndụ nke nnukwu mmebi anya
R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
Nkọwapụta nchekwa
S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S39 - Yiri anya / nchedo ihu.
S37/39 - Yiri uwe aka kwesịrị ekwesị na nchebe anya / ihu
S36 - Yiri uwe nchebe kwesịrị ekwesị.
WGK Germany 2
RTECS OT0700000
TSCA Ee
Koodu mpaghara:: 2906110000
Nsi LD50 ọnụ na oke bekee: 3300 mg / kg LD50 dermal Rabbit> 5000 mg / kg
A na-eji L-Menthol (CAS: 2216-51-5) na-ehicha ngwaahịa, ihe ịchọ mma, ekpomeekpo na ísì ụtọ, nri na ihe ọṅụṅụ, nlekọta onwe onye, ọgwụ (obere molecule), ọgwụ dị jụụ na antipruritic, ọgwụ carminative.
1. A na-ejikarị kristal menthol eme ihe dị ka ihe mgbakwunye nri.Isi ísì ya dị iche nwere ike ime ka agụụ ka mma.
2. Enwere ike ịgbakwunye menthol n'ime ụdị dị iche iche nke ihicha ọnụ dị ka dentifric, ncha ọnụ, na ntacha eze.
3. A pụkwara iji kristal menthol mee ihe n'ọhịa ọgwụ.Dị ka menthol nwere ọrụ nke mgbochi na mkpọnwụ na njedebe akwara mmetụta, enwere ike iji ya dị ka ihe mgbakasị ahụ.
4. Menthol bụ ihe oriri a na-eri na-ekwe ka e were na obodo anyị.A na-eji ya eme ihe nke ọma maka ime ihe ncha eze, candies na ihe ọṅụṅụ.The onunu ogwu bụ dị ka nkịtị mmepụta mkpa, n'ozuzu 1100mg / kg na ịta chịngọm;400mg / kg na swiiti;130mg / kg n'ime nri eghe;68mg / kg na ice cream;35mg/kg na mmanya dị nro.
5. GB2760-1996 kwuru na a na-ekwe ka ụbụrụ ụbụrụ dị gịrịgịrị dị gịrịgịrị were dị ka ngwa nri oriri.GB2760-2001 kwuru na a na-ahapụkwa ụbụrụ ụdị akpụkpọ anụ DL ka ejiri ya mee ihe dị ka akwụkwọ nri ose.Enwere ike iji ya kwadebe ngwa nri ụdị mint (10% -18%), a pụkwara iji ya mee ihe na swiiti (mint, gum), ihe ọṅụṅụ, ice cream, wdg (ọnụego 0.054% -0.1%).
6. Enwere ike iji Menthol na racemic Menthol mee ihe dị ka ihe na-esi ísì ụtọ maka ncha eze, senti, ihe ọṅụṅụ na candies.Na nkà mmụta ọgwụ, a na-eji ya dị ka ihe na-akpali akpali, na-eme ihe na akpụkpọ anụ ma ọ bụ akpụkpọ anụ mucous, ma nwee mmetụta nke jụrụ oyi na ibelata itching.Enwere ike iji ya dị ka ọgwụ mgbochi ikuku mgbe a na-aṅụ ya.A na-eji esters ya eme ihe na-esi ísì ụtọ na ọgwụ.
Nsi site na eriri afọ.Na-egbu obere egbu egbu site na ntinye, intraperitoneal, na ụzọ subcutaneous.Anya na-ewe iwe.Akọpụtara data mgbanwe.Mgbe ọ na-ekpo ọkụ ka ire ere ọ na-ewepụta anwụrụ ọkụ na uzu ọkụ na-akpasu iwe.
Menthol (1490-04-6)
Menthol bụ mmanya a na-enweta site na mmanụ mint dị iche iche ma ọ bụ nke ejiri sịntetị mee ya.Menthol nwere ike ịbụ levorotatory (L-Menthol), sitere na isi mmalite ma ọ bụ nke sịntetik, ma ọ bụ agbụrụ agbụrụ (DL-Menthol).
Nkwakọ ngwaahịa na nchekwa - Chekwaa n'ime akpa siri ike, ọkachamma na okpomọkụ ụlọ a na-achịkwa.
Ịkpọ aha-kpọ aha ya iji gosi ma ọ bụ levorotatory ma ọ bụ agbụrụ agbụrụ.
Identification-Mgbe a na-eji ihe dị ka kafur, nke chloral hydrate, ma ọ bụ nke phenol mee ka ọ dị arọ ha nhata, ngwakọta ahụ na-agbaze.
Oke mgbaze nke L-Menthol <741>: n'etiti 41° na 44°
Ọnụnọ nke DL-Menthol <651>-[MARA-Mee ule a ọkacha mma n'ime ụlọ nwere okpomọkụ dị n'okpuru 30° yana iru mmiri dị n'okpuru 50%.] Debe ihe dị ka 10 g nke Menthol agbụrụ, nke a mịrị amị na mbụ n'ime ihe na-ekpo ọkụ n'elu silica. jel maka awa 24, na tube ule akọrọ nke sitere na 18- ruo 20-mm n'ime dayameta, wee gbazee ọdịnaya na okpomọkụ nke ihe dịka 40 Celsius.Kwụsịtụ tube ule n'ime mmiri na-enwe okpomọkụ nke 23 ° ruo 25 Celsius, ma kpalie ọdịnaya nke tube mgbe niile na temometa, na-edebe bọlbụ nke temometa na-emikpu n'ime mmiri mmiri.Menthol agbụrụ agbụrụ na-akụda na okpomọkụ dị n'etiti 27° na 28°.N'oge na-adịghị mgbe okpomọkụ ahụ kwụsiri ike n'ebe nkwụsịtụ, tinye mgwakota agwa nke Menthol a mịrị amị n'ọkụ na-ekpo ọkụ, ma gaa n'ihu na-akpali akpali: mgbe nkeji ole na ole gasịrị, okpomọkụ nke oke ahụ na-ebili ngwa ngwa ruo 30.5 ° ruo 32.0 °.
Ntugharị pụrụ iche <781S>: n'etiti -45 ° na -51 Celsius maka L-Menthol;n'etiti -2° na +2° maka DL-Menthol.Ngwọta ule: 100 mg kwa ml, na mmanya.
Oke nke ihe fọdụrụ na-adịghị agbanwe agbanwe-Volatilize 2 g, tụọ ya nke ọma, n'ime efere a na-emepe emepe nke taride na ịsa mmiri uzuoku, wee kpochaa nke fọdụrụ na 105 Celsius maka awa 1: ihe fọdụrụ na-erughị 1 mg (0.05%).
Chromatographic ịdị ọcha-
Nkwadebe nke dabara na sistemu-Dissolve decanol na Mentho na ether iji nweta ngwọta nwere mkpokọta ihe dịka 0.05 mg nke ọ bụla kwa ml.
Nkwadebe nwale-Gbasa 10 mg nke menthol na 50 ml nke ether, ma gwakọta.Wunye 25 ml nke ngwọta a na ether ka ọ bụrụ 100ml, ma gwakọta ya.
Sistemụ Chromatographic-Kromatograph gas nwere ihe nchọta ọkụ-ionization ma nwee kọlụm 1.8-m × 2-mm juru n'ọnụ na akụkụ 10% G16 na nkwado S1AB.A na-edobe kọlụm n'ihe dịka 170 Celsius, a na-echekwa ọdụ ụgbọ mmiri ntụtụ na ihe dịka 260 Celsius, a na-echekwa ngọngọ nchọpụta ihe dịka 240 °.A na-eji helium kpọrọ nkụ mee ihe dị ka gas na-ebufe ihe dị ka 50 ml kwa nkeji.Chromatograph nke nkwado kwesịrị ekwesị Sistemu, wee dekọọ nzaghachi kacha elu dị ka akwadoro n'okpuru Usoro: oge njide menthol bụ ihe dịka 0.7 n'ihe metụtara decanol.Na chromatogram kwesịrị ekwesị, mkpebi R, nke ọnụ ọgụgụ 2 abụghị ihe na-erughị 2.5, na ngbanwe ọkọlọtọ nke nha nke nzaghachi kacha elu enwetara na Menthol na nke enwetara na decanol abụghị ihe karịrị 2%.
Usoro-Tinye ihe dị ka 2µL nke nkwadebe ule n'ime chromatograph gas, wee tụọ nzaghachi kacha elu.Nzaghachi kachasị elu n'ihi menthol abụghị ihe na-erughị 97% nke nchikota nzaghachi niile kachasị elu, ewezuga ihe ọ bụla n'ihi ether.
Ngwa ngwa oxidizable bekee na DL-Menthol-Ebe 500mg nke DL-Menthol na tube ule dị ọcha, nke akọrọ, tinye 10 ml nke ngwọta nke potassium permanganate, kwadebere site na 3 ml nke 0.1 N potassium permanganate na mmiri na 100 ml. tube ule na beaker mmiri na okpomọkụ n'etiti 45° na 50°.Wepu tube si na bat na etiti oge nke 30 sekọnd, ma gwakọta ngwa ngwa site na ịma jijiji: agba odo odo nke potassium permanganate ka na-apụta mgbe nkeji 5 gachara.
