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

Short Description:

Chemical Name: S-Methyl-L-Cysteine

Synonyms: H-Cys(Me)-OH

CAS: 1187-84-4

Purity: >98.0% (Titration)

Appearance: White to Off-White Powder

Amino Acids and Derivatives, High Quality

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

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Product Detail

Product Tags

Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of S-Methyl-L-Cysteine (H-Cys(Me)-OH) (CAS: 1187-84-4) with high quality. Ruifu Chemical supplys a series of amino acids and derivatives. We can provide worldwide delivery, competitive price, small and bulk quantities available. Purchase H-Cys(Me)-OH, Please contact: alvin@ruifuchem.com

Chemical Properties:

Chemical Name	S-Methyl-L-Cysteine
Synonyms	H-Cys(Me)-OH; H-L-Cys(Me)-OH; SMLC; (-)-S-Methyl-L-Cysteine; S-Methyl-Laevo-Cysteine; S-Methylcysteine; L-S-Methylcysteine; S-Methyl-(R)-Cysteine; 3-(Methylthio)alanine; (R)-2-Amino-3-(Methylmercapto) propionic Acid
Stock Status	In Stock
CAS Number	1187-84-4
Molecular Formula	C4H9NO2S
Molecular Weight	135.18 g/mol
Melting Point	210.0~250.0℃
Density	1.26
Storage Temp.	Cool & Dry Place (2~8℃)
COA & MSDS	Available
Category	Amino Acids and Derivatives
Brand	Ruifu Chemical

Specifications:

Items	Inspection Standards	Results
Appearance	White to Off-White Powder	White Powder
Specific Rotation [α]20/D	-26.0° to -33.0° (C=2, H2O)	-31.6°
Melting Point	210.0~250.0℃	217.0~220.0℃
Loss on Drying	<0.50%	0.20%
Residue on Ignition	<0.50%	0.09%
Heavy Metals (Pb)	≤10ppm	<10ppm
Purity / Analysis Method	>98.0% (Titration)	99.0%
Mass Spectrum	In Accordance With the Standard	Complies
NMR Spectrum	In Accordance With the Standard	Complies
Solubility (50 mg/ml of H2O)	Colorless, Clear to Lightly Hazy	Pass
Conclusion	The product has been tested & complies with the given specifications

Package & Storage:

Package: Fluorinated Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.

Storage Condition: Store in sealed containers at cool and dry (2~8℃) warehouse away from incompatible substances. Protect from light and moisture.

Advantages:

Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system

FAQ:

How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com

15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.

Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.

Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.

Quality Assurance? Strict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

Samples? Most products provide free samples for quality evaluation, shipping cost should be paid by customers.

Factory Audit? Factory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

Delivery Time? If within stock, three days delivery guaranteed.

Transportation? By Express (FedEx, DHL), by Air, by Sea.

Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.

Custom Synthesis? Can provide custom synthesis services to best fit your research needs.

Payment Terms? Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc.

1187-84-4 - Risk and Safety:

Hazard Symbols Xn - Harmful
Risk Codes 22 - Harmful if swallowed
Safety Description S22 - Do not breathe dust.
S24/25 - Avoid contact with skin and eyes.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany 3
HS Code 2922491990

Application:

S-Methyl-L-Cysteine (H-Cys(Me)-OH) (CAS: 1187-84-4) is a cysteine derivative that is L-Cysteine in which the hydrogen attached to the sulfur is replaced by a methyl group. Amino acids and derivatives, used in peptide synthesis, organic synthesis intermediates, pharmaceutical intermediates, biochemical reagents, chemical reagents.