ChemicalBook >> CAS DataBase List >>(R)-2-METHYLCYSTEINE HYDROCHLORIDE
(R)-2-METHYLCYSTEINE HYDROCHLORIDE
- CAS No.
- 148766-37-4
- Chemical Name:
- (R)-2-METHYLCYSTEINE HYDROCHLORIDE
- Synonyms
- α-Me-Cys-OH·HCl;α-Me-Cys-OH.HCl;H-L-Cys(a-Me)-OH.HCl;H-alpha-Me-L-Cys-OH*HCl;2-Methyl-D-cysteine HCl;Alpha-Methyl-Cys-OH·HCl;(R) -H-Cys(a-Me)-OH.HCl;(R)-2-Methylcysteine HCl;(R)-L-Α-METHYLCYSTEINE·HCL;(R)-L-a-Methylcysteine·HCl
- CBNumber:
- CB2449641
- Molecular Formula:
- C4H10ClNO2S
- Molecular Weight:
- 171.65
- MDL Number:
- MFCD08063384
- MOL File:
- 148766-37-4.mol
- MSDS File:
- SDS
Last updated:2026-03-18 11:52:23
| Product description | Number | Pack Size | Price |
| 2-Methyl-L-cysteineHydrochloride | M299545 | 10mg | $50 |
| 2-Methyl-L-cysteine hydrochloride | 283670 | 50mg | $333 |
| α-Me-Cys-OH•HCl | 180308 | 1g | $726 |
| (R)-2-AMINO-3-MERCAPTO-2-METHYL-PROPIONIC ACID HYDROCHLORIDE 95.00% | CCH0001317 | 1G | $1379.7 |
| α-Me-Cys-OH•HCl | 180308 | 5g | $2250 |
| Melting point | 155-157℃ |
|---|---|
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C |
| solubility | Methanol (Slightly), Water (Slightly) |
| form | Powder |
| color | White to pale yellow |
| Stability | Hygroscopic |
| InChI | InChI=1/C4H9NO2S.ClH/c1-4(5,2-8)3(6)7;/h8H,2,5H2,1H3,(H,6,7);1H/t4-;/s3 |
| InChIKey | MAGCVRLGTQSVGF-NDILARRWNA-N |
| SMILES | [C@@](C)(CS)(N)C(O)=O.Cl |&1:0,r| |
SAFETY
Risk and Safety Statements
| Symbol(GHS) | ![]() GHS07 |
|---|---|
| Signal word | Warning |
| Hazard statements | H302-H315-H319-H335 |
| Precautionary statements | P261-P305+P351+P338 |
| HS Code | 2930909899 |
(R)-2-METHYLCYSTEINE HYDROCHLORIDE price More Price(10)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| TRC | M299545 | 2-Methyl-L-cysteineHydrochloride | 148766-37-4 | 10mg | $50 | 2021-12-16 | Buy |
| Usbiological | 283670 | 2-Methyl-L-cysteine hydrochloride | 148766-37-4 | 50mg | $333 | 2021-12-16 | Buy |
| ChemPep | 180308 | α-Me-Cys-OH•HCl | 148766-37-4 | 1g | $726 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | CCH0001317 | (R)-2-AMINO-3-MERCAPTO-2-METHYL-PROPIONIC ACID HYDROCHLORIDE 95.00% | 148766-37-4 | 1G | $1379.7 | 2021-12-16 | Buy |
| ChemPep | 180308 | α-Me-Cys-OH•HCl | 148766-37-4 | 5g | $2250 | 2021-12-16 | Buy |
(R)-2-METHYLCYSTEINE HYDROCHLORIDE Chemical Properties,Uses,Production
Uses
2-Methyl-L-cysteine Hydrochloride is used in the preparation of isoteric thiazoline-oxazole largazole analogs which display cytoxicity. Also used in the synthesis of 2,3-diubstituted thiazoline for pharmaceutical synthesis.
Application
(R)-2-Methylcysteine hydrochloride is used as a pharmaceutical intermediate component in the synthesis of Largazole, a potent class I selective histone deacetylase (HDAC) inhibitor prodrug with anticancer activity against solid tumours in preclinical models.
(R)-2-METHYLCYSTEINE HYDROCHLORIDE Preparation Products And Raw materials
Raw materials
Preparation Products
(R)-2-METHYLCYSTEINE HYDROCHLORIDE Suppliers
Global( 74)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| SyncoZymes (Shanghai) Co., Ltd., | +8613681683526 | lchen@syncozymes.com | China | 289 | 58 |
| Hebei Yanxi Chemical Co., Ltd. | +8618531123677 | faithe@yan-xi.com | China | 5853 | 58 |
| Hebei Chuanghai Biotechnology Co., Ltd | +8615531151365 | mina@chuanghaibio.com | China | 18126 | 58 |
| career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29822 | 58 |
| Jinan Carbotang Biotech Co.,Ltd. | +8615866703830 | figo.gao@foxmail.com | China | 8497 | 58 |
| CONIER CHEM AND PHARMA LIMITED | +8618523575427 | sales@conier.com | China | 49977 | 58 |
| SHANGHAI T&W PHARMACEUTICAL CO., LTD. | +86-021-61551413 +8618813727289 | contact@trustwe.com | China | 5742 | 58 |
| Dideu Industries Group Limited | +86-29-89586680 +86-15129568250 | 1026@dideu.com | China | 18895 | 58 |
| Hefei Hirisun Pharmatech Co., Ltd | +8615056975894 | shawn@hirisunpharm.com | CHINA | 9911 | 58 |
| Nextpeptide Inc | +86-0571-81612335 +8613336028439 | sales@nextpeptide.com | China | 19908 | 58 |
View Lastest Price from (R)-2-METHYLCYSTEINE HYDROCHLORIDE manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
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2025-06-27 | (R)-2-METHYLCYSTEINE HYDROCHLORIDE
148766-37-4
|
US $0.00-0.00 / KG | 1KG | 99% | 500000kg | Hebei Chuanghai Biotechnology Co., Ltd | |
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2025-06-20 | (R)-2-METHYLCYSTEINE HYDROCHLORIDE
148766-37-4
|
US $30.00-1.00 / kg | 1kg | 0.99 | 20 tons | Hebei Yanxi Chemical Co., Ltd. | |
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2019-07-10 | (R)-2-METHYLCYSTEINE HYDROCHLORIDE
148766-37-4
|
US $1.00 / KG | 1KG | 98% | 150KG | Career Henan Chemical Co |
-

- (R)-2-METHYLCYSTEINE HYDROCHLORIDE
148766-37-4
- US $0.00-0.00 / KG
- 99%
- Hebei Chuanghai Biotechnology Co., Ltd
-

- (R)-2-METHYLCYSTEINE HYDROCHLORIDE
148766-37-4
- US $30.00-1.00 / kg
- 0.99
- Hebei Yanxi Chemical Co., Ltd.
-

- (R)-2-METHYLCYSTEINE HYDROCHLORIDE
148766-37-4
- US $1.00 / KG
- 98%
- Career Henan Chemical Co
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α-Me-Cys-OH·HCl
H-alpha-Me-L-Cys-OH*HCl
(R)-2-Methylcysteine HCl
(2R)-2-Amino-2-methyl-3-sulfanyl-propanoic acid hydrochloride
2-Methyl-L-cysteine hydrochloride, 98% ee
(R)-2-METHYLCYSTEINE HYDROCHLORIDE
L-2-Methylcysteine hydrochloride
2-Methyl-L-cysteine hydrochloride, 98%, 98% ee
2-Methyl-D-cysteine HCl
L-Cysteine, 2-Methyl-,hydrochloride (1:1)
(R)-2-Methylcysteine hydrochloride, tech
(R)-2-AMino-3-Mercapto-2-Methylpropanoic acid hydrochloride
(R)-L-Α-METHYLCYSTEINE·HCL
Alpha-Methyl-Cys-OH·HCl
(R)-2-Amino-3-mercapto-2-methyl-propionic acid hydrochloride
2-Methyl-L-cysteine Hydrochloride
(R)-2-METHYLCYSTEINE HYDROCHLORIDE USP/EP/BP
(R) -H-Cys(a-Me)-OH.HCl
H-L-Cys(a-Me)-OH.HCl
L-(R)-2-methylcysteine hydrochloride
(R)-L-a-Methylcysteine·HCl
α-Me-Cys-OH.HCl
148766-37-4
α-Methyl Amino Acids





