S-Methyl-L-Cysteine ​​CAS 1187-84-4 H-Cys (Me) -OH Purity > 98.0% (Titration)

Lus piav qhia luv luv:

Lub npe tshuaj: S-Methyl-L-Cysteine

Synonyms: H-Cys(Me)-OH

CAS: 1187-84-4 Nr

Purity:> 98.0% (Titration)

Cov tsos mob: Dawb rau Off-White hmoov

Amino Acids thiab Derivatives, Siab Zoo

Hu rau: Dr. Alvin Huang

Txawb/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


Product Detail

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Nqe lus piav qhia:

Shanghai Ruifu Chemical Co., Ltd. yog cov chaw tsim khoom ntawm S-Methyl-L-Cysteine ​​(H-Cys(Me)-OH) (CAS: 1187-84-4) nrog cov khoom zoo.Ruifu Chemical muab ntau cov amino acids thiab derivatives.Peb tuaj yeem muab cov khoom xa tuaj thoob ntiaj teb, tus nqi sib tw, me me thiab ntau ntau muaj.Muas H-Cys(Me)-OH,Please contact: alvin@ruifuchem.com

Chemical Properties:

Tshuaj npe S-Methyl-L-Cysteine ​​​​
Synonyms H-Cys(Me)-OH;HL-Cys(Me)-OH;SMLC;(-)-S-Methyl-L-Cysteine;S-Methyl-Laevo-Cysteine;S-Methylcysteine;LS-Methylcysteine;S-Methyl-(R)-Cysteine;3- (Methylthio) alanine;(R)-2-Amino-3-(Methylmercapto) propionic Acid
Tshuag xwm txheej Hauv Tshuag
CAS Nr 1187-84-4 ib
Molecular Formula C4H9NO2S
Molecular Luj 135.18 g / mol
Melting Point 210.0 ~ 250.0 ℃
Qhov ntom 1.26
Cia Temp. Qhov chaw txias & qhuav (2 ~ 8 ℃)
COA & MSDS Muaj
Qeb Amino Acids thiab Derivatives
Hom Ruifu Tshuaj

Specifications:

Cov khoom Kev soj ntsuam Standards Cov txiaj ntsig
Qhov tshwm sim Dawb rau Off-White Powder Dawb hmoov
Kev sib hloov tshwj xeeb [α]20/D -26.0 ° txog -33.0 ° C = 2, H2O -31.6 °
Melting Point 210.0 ~ 250.0 ℃ 217.0 ~ 220.0 ℃
Poob rau ziab <0.50% 0.20%
Residue ntawm Ignition <0.50% 0.09%
Heavy Metals (Pb) ≤10ppm <10ppm
Purity / Analysis Method > 98.0% (Titration) 99.0%
Loj Spectrum Nyob rau hauv raws li tus qauv Ua raws
NMR Spectrum Nyob rau hauv raws li tus qauv Ua raws
Solubility (50 mg / ml ntawm H2O) Xim tsis muaj xim, Ntshiab rau maj mam Hazy Hla
Xaus Cov khoom tau raug kuaj & ua raws li cov lus qhia tshwj xeeb

Pob & Cia:

Pob: Fluorinated Lub raj mis, Aluminium ntawv ci hnab, 25kg / Cardboard Nruas, lossis raws li cov neeg siv khoom xav tau.

Cia txias:Khaws rau hauv cov thawv ntim khoom ntawm qhov txias thiab qhuav (2 ~ 8 ℃) warehouse kom deb ntawm cov khoom tsis sib xws.Tiv thaiv los ntawm lub teeb thiab noo noo.

Qhov zoo:

Muaj peev xwm txaus: Muaj cov chaw txaus thiab cov kws tshaj lij

Kev Pabcuam Kev Ua Haujlwm: Ib qho kev pabcuam kev yuav khoom

Pob OEM: Kev cai pob thiab daim ntawv lo muaj

Kev xa khoom sai: Yog tias nyob hauv Tshuag, peb hnub xa khoom lav

Stable Supply: Khaws cov khoom tsim nyog

Kev them nyiaj yug Technical: Technology tov muaj

Kev Pabcuam Synthesis: Ntau yam ntawm grams mus rau kilos

High Quality: Tsim kom muaj kev ruaj ntseg zoo

FAQ:

Yuav Yuav Li Cas?Thov hu rauDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com 

15 Xyoo Kev Paub?Peb muaj ntau tshaj li 15 xyoo ntawm kev paub nyob rau hauv kev tsim thiab export ntawm ib tug ntau yam ntawm zoo tshuaj intermediates los yog zoo tshuaj.

Kev lag luam loj?Muag rau kev lag luam hauv tsev, North America, Europe, India, Kauslim, Nyiv, Australia, thiab lwm yam.

Qhov zoo?Superior zoo, tus nqi pheej yig, kev pabcuam tshaj lij thiab kev txhawb nqa kev pabcuam, xa khoom sai.

ZooKev lees paub?Kev tswj xyuas nruj nruj.Cov cuab yeej tshaj lij rau kev txheeb xyuas suav nrog NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, thiab lwm yam.

Cov qauv?Cov khoom lag luam feem ntau muab cov qauv dawb rau kev soj ntsuam zoo, tus nqi thauj khoom yuav tsum tau them los ntawm cov neeg siv khoom.

Factory Audit?Lub Hoobkas tshawb xyuas txais tos.Thov teem caij ua ntej.

MOQ?Tsis muaj MOQ.Kev txiav txim me me tau txais.

Lub sij hawm xa tuaj? Yog hais tias nyob rau hauv Tshuag, peb hnub shipping guaranteed.

Kev thauj mus los?Los ntawm Express (FedEx, DHL), los ntawm Cua, los ntawm hiav txwv.

Cov ntaub ntawv?Kev pab cuam tom qab muag: COA, MOA, ROS, MSDS, thiab lwm yam tuaj yeem muab tau.

Kev cai Synthesis?tuaj yeem muab cov kev pabcuam sib xyaw ua ke kom haum rau koj cov kev xav tau tshawb fawb.

Cov nqe lus them nqi?Proforma invoice yuav raug xa ua ntej tom qab kev pom zoo ntawm kev txiav txim, kaw peb cov ntaub ntawv hauv tuam txhab nyiaj.Kev Them Nyiaj los ntawm T / T (Telex Transfer), PayPal, Western Union, thiab lwm yam.

1187-84-4 - Kev pheej hmoo thiab kev nyab xeeb:

Hazard Symbols Xn - Ua phem
Risk Codes 22 - Ua phem yog tias nqos tau
Safety Description S22 - Tsis txhob ua pa plua plav.
S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag.
S36/37/39 - Hnav cov khaub ncaws tiv thaiv, hnab looj tes thiab tiv thaiv qhov muag / ntsej muag.
S26 - Nyob rau hauv rooj plaub ntawm qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob.
WGK Germany 3
HS Code 2922491990

Daim ntawv thov:

S-Methyl-L-Cysteine ​​(H-Cys(Me)-OH) (CAS: 1187-84-4) yog cysteine ​​derivative uas yog L-Cysteine ​​nyob rau hauv uas cov hydrogen txuas rau cov sulfur yog hloov los ntawm ib pawg methyl.Amino acids thiab derivatives, siv nyob rau hauv peptide synthesis, organic synthesis intermediates, tshuaj intermediates, biochemical reagents, tshuaj reagents.

Sau koj cov lus ntawm no thiab xa tuaj rau peb