L-Valinol CAS 2026-48-4 (H-Val-ol) Ịdị ọcha ≥99.0% (GC) E/E ≥99.0% Ụlọ ọrụ
Shanghai Ruifu Chemical Co., Ltd bụ onye na-emepụta ihe na-emepụta L-Valinol (H-Val-ol) (CAS: 2026-48-4) nwere àgwà dị elu.Ruifu Chemical na-enye usoro amino asịd.Anyị nwere ike ịnye nnyefe zuru ụwa ọnụ, ọnụahịa asọmpi, obere na nnukwu ọnụọgụ dị.Ịzụta L-Valinol,Please contact: alvin@ruifuchem.com
| Aha Chemical | L-Valinol |
| Ụdị okwu | H-Val-ọl;L-Val-ọl;L- (+) - Valinol;(+) - valinol;H-Valinol;(S)-2-Amino-3-Methyl-1-Butanol;(S)-2-Amino-3-Methylbutan-1-ol |
| Ọnọdụ Ahịa | N'ahịa, Ikike Mmepụta ruo Tọn kwa ọnwa |
| Nọmba CAS | 2026-48-4 |
| Usoro ihe omimi | C5H13NO |
| Ibu molekụla | 103.17 g/mol |
| Ebe Na-agbaze | 30.0-34.0 ℃ |
| Ebe esi nri | 80.0 ~ 81.0 ℃/8 mm Hg (ọkụ) |
| Njupụta | 0.926 g/ml na 25 ℃ (ọkụ) |
| Ntụgharị ntụgharị n20/D | 1.4538 ~ 1.4558 (ọkụ) |
| Mmetụta | Mmetụta ikuku |
| Mmiri Solubility | Soluble na Mmiri |
| Okpomọkụ nchekwa. | Ebe dị jụụ na nkụ (2 ~ 8 ℃) |
| COA & MSDS | Dị |
| Otu | Amino Alcohols |
| Ụdị | Ruifu Chemical |
| Ihe | Ụkpụrụ nyocha | Nsonaazụ |
| Ọdịdị | Mmiri siri ike na-acha ọcha ma ọ bụ enweghị agba | Na-akwado |
| Ntụgharị a kapịrị ọnụ [α]20/D | +16.0°±1.0° (C=10, C2H5OH) | + 16.5 Celsius |
| Ebe Na-agbaze | 30.0-34.0 ℃ | 30.0-33.0 ℃ |
| Mmiri nke Karl Fischer | <0.50% | 0.15% |
| Ọla dị arọ (Pb) | ≤10ppm | <10ppm |
| Otu adịghị ọcha | ≤0.50% | Na-akwado |
| Mgbakọta adịghị ọcha | ≤1.00% | Na-akwado |
| Ụzọ ịdị ọcha / nyocha | ≥99.0% (GC) | 99.37% |
| E/E | ≥99.0% | Na-akwado |
| Spectrum infrared | Dabara na Ọdịdị | Na-akwado |
| Rịba ama | Ngwaahịa a bụ ebe mgbaze dị ala siri ike, nwere ike ịgbanwe ọnọdụ na gburugburu ebe dị iche iche (siri ike, mmiri mmiri ma ọ bụ ọkara siri ike) | |
| Mmechi | A nwalela ngwaahịa a wee kwado nkọwapụta | |
ngwugwu:Kalama, Aluminom foil bag, 25kg / Cardboard Drum, ma ọ bụ dị ka ndị ahịa chọrọ.
Ọnọdụ Nchekwa:Chekwaa n'ime akpa mkpuchi mkpuchi n'ụlọ nkwakọba ihe dị jụụ na nkụ (2 ~ 8 ℃) pụọ na ihe ndị na-ekwekọghị ekwekọ.Ọ na-enwe mmetụta maka ikuku.Chebe site na ìhè na mmiri mmiri.
Mbupu:Nyefee n'ụwa niile site na FedEx / DHL Express.Nye nnyefe ngwa ngwa na ntụkwasị obi.
Kedu ka esi azụta?Biko kpọtụrụDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
Ahụmịhe afọ 15?Anyị nwere ihe karịrị 15 afọ nke ahụmahụ na mmepụta na mbupụ nke a dịgasị iche iche nke elu mma pharmaceutical intermediates ma ọ bụ ezi kemịkal.
Isi ahịa?Na-ere ahịa ụlọ, North America, Europe, India, Korea, Japanese, Australia, wdg.
Uru?Ogo kachasị elu, ọnụ ahịa dị ọnụ ala, ọrụ ọkachamara na nkwado teknụzụ, nnyefe ngwa ngwa.
OgoNkwenye?Usoro njikwa mma siri ike.Ngwá ọrụ ọkachamara maka nyocha gụnyere NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, wdg.
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
R36 - na-akpasu iwe na 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.
S24/25 - Zere kọntaktị na akpụkpọ ahụ na anya.
S36 - Yiri uwe nchebe kwesịrị ekwesị.
WGK Germany 3
FLUKA BRAND F CODES 10-23
Koodu mpaghara:: 2922491990
Klas ihe egwu IGBO
Usoro nyocha nke L-Valinol (GC)
1 Ụkpụrụ bụ vaporized sample site chromatographic kọlụm nke mere na ihe ndị a ga-atụ tụrụ, na hydrogen ire ionization detector na-eji chọpụta nọmba.A na-agụta ọdịnaya kachasị elu dịka usoro ahụ si dị.
2. Akụrụngwa
Ihe na-ebu gas: karịa 99.95% nitrogen
Gas: kariri 99.95% hydrogen
Gas inyeaka: karịa 99.95% ikuku
Chromatograph: Lunan Chemical Instrument Factory 6800A gas chromatograph
Ogidi: SE-54 kọlụm capillary (30M)
Nchọpụta: hydrogen ire ọkụ ionization detector.
3. Ngwa reagent: ethanol
4. Ọnọdụ ule
Okpomọkụ nke ihe nchọpụta: 250 ℃
Igwe ikuku na-ekpo ọkụ: 250 ℃
Okpomọkụ kọlụm: 160 ℃
Nrụgide tupu kọlụm: 0.05MPa
Mmiri mmiri: 0.06MPa
Igwe ikuku: 0.06MPa
Nlele nha: 0.1ul
Oke shunt: 50:1
Nkwadebe nlele: A na-agbaze ihe nlele ahụ na ethanol
Usoro maka nyocha chiral nke Valinol
A kwadebere Fmoc-Valinol site na mmeghachi omume nke 1 mg / mg Valinol na Fmoc-OSU.1mg valerine gbanwere site Fmoc
Gbasara ya na 1ml nke MEOH, 2ml nke ihe nlele ahụ ka agbabare n'ime ngwaọrụ nyocha HPLC jikọtara na kọlụm nyocha chiral.
N'ọsọ ọsọ nke 0.5ml/s, FMOC-L-VALINOL kacha elu na sekọnd 19, FMOC-D-VALINOL kacha elu na sekọnd 58.
Usoro maka mkpebi nke ntụgharị Valinol
1. Mgbe agbanyere ntụ ntụ, gbanye ọkụ ọkụ ma chere 15min iji mee ka oriọna sodium na-egbuke egbuke.
2. Gbanyụọ ọkụ ọkụ ọkụ, na ọkụ sodium na-enwu n'okpuru ọkụ ọkụ DC.
3. Kwadebe tube ule.
4, n'ime tube ka akwadoro ịgbanye ihe mgbaze trichloromethane, pịa igodo "efu", ka ihe ngosi ahụ bụrụ efu.
5. Wepu ihe mgbaze oghere ma gbanye ihe nlele a ga-anwale.
6, sample nkwadebe: sị 2.5g sample na mmiri olu 25ml.
7. Pịa “Measurement” ka igosi nsonaazụ nha nke mbụ, pịa “nnwale” iji gosipụta nsonaazụ nke abụọ, wee pịa “Tinyegharịa” ọzọ.
E gosipụtara nsonaazụ nke atọ.
8. Mgbakọ:
20 na * 100
[a]=---------------------------------
D ml*--------100
25
Na usoro a, a bụ nkezi uru nke nsonaazụ nha atọ.
l: ule tube na ogologo 1dm.
m: Ogo nke sample.
L-Valinol (H-Val-ol) (CAS: 2026-48-4), enwere ike iji ya mee ihe na njikọ peptide, enwere ike iji ya dị ka ihe nrịbama nke organic synthesis intermediate, pharmaceutical intermediate, biochemical reagent ma ọ bụ chemical reagent.L- (+) -Valinol na-emeghachi omume na aldehydes na nitriles iji mepụta imines na oxazolines, n'otu n'otu, maka njikọ asymmetric.A na-ejikwa ya maka nkwadebe nke 4-isopropyloxazolidinones, nke na-arụ ọrụ na stereocontrolled aldol na mmeghachi omume alkylation, njikọ nke chiral 2-thiazolidinethiones maka mmeghachi omume aldol, asymmetric alkylation nke ngwaahịa condensation na keto acids, mmeghachi omume asymmetric nke amidines na imines na oxidation. ihe echekwabara na aldehyde.
