D-(-)-Arginine H-D-Arg-OH CAS 157-06-2 Assay 98.5%-101.0% (HPLC) Factory

Short Description:

Chemical Name: D-(-)-Arginine

Synonyms: H-D-Arg-OH 

CAS: 157-06-2

Assay: 98.5%-101.0% (HPLC)

Appearance: White to Off-White Crystalline 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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157-06-2 - Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of D-(-)-Arginine (H-D-Arg-OH) (CAS: 157-06-2) with high quality. Ruifu Chemical has been supplying amino acids and derivatives more than 15 years.
Ruifu Chemical can provide worldwide delivery, competitive price, excellent service.
Purchase D-(-)-Arginine or other products, please contact us by e-mail: alvin@ruifuchem.com

157-06-2 - Chemical Properties:

Chemical Name D-(-)-Arginine
Synonyms H-D-Arg-OH; D-Arginine; D-Arg-OH; H-D-Arginine; (R)-2-Amino-5-Guanidinopentanoic Acid; D-2-Amino-5-Guanidinopentanoic Acid
Stock Status In Stock, Commercial Production  
CAS Number 157-06-2
CAS HCl 627-75-8
Molecular Formula C6H14N4O2
Molecular Weight 174.20 g/mol
Melting Point 221.0-224.0℃ 
Density 1.46 g/cm3
Sensitive Air Sensitive 
Water Solubility  Soluble in Water, Almost Transparency
Storage Temperature Store Long-Term at 2-8℃
COA & MSDS Available
Origin of Product    Shanghai, China
Product Categories
Amino Acids and Derivatives 
Brand Ruifu Chemical

157-06-2 - Specifications:

Items Specifications  Results
Appearance White to Off-White Crystalline Powder White Crystalline Powder 
Transmittance ≥98.0% 98.5%
Specific Rotation [α]20/D -26.9° - -27.9° (C=1, 1N HCl) -27.6°
Loss on Drying ≤0.50% 0.28%
Residue on Ignition ≤0.20% 0.05%
Chloride (Cl) ≤0.020% <0.020%
Iron (Fe) ≤10ppm <10ppm 
Heavy Metals (Pb) ≤10ppm <10ppm 
L-(+)-Arginine ≤0.20% <0.20%
Assay / Analysis Method 98.5% to 101.0% (HPLC) (on Dried Basis)   99.6%
1H NMR Spectrum Consistent with Structure    Conforms   
LCMS Consistent with Structure Conforms   
Conclusion The product has been tested and complies with the given specifications

157-06-2 - Package/Storage/Shipping:

Package: Bottle, Aluminium foil bag, 25kg/cardboard drum, or according to customer's requirement.
Storage Condition: Air sensitive. Keep the container tightly closed. Store in a cool, dry (2-8℃) and well-ventilated warehouse. Keep away from sunshine; avoid fire and heat sources; avoid moisture. Store away from strong oxidizing agents, air.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery. 

157-06-2 - 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

157-06-2 - 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 AssuranceStrict 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.

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

Factory AuditFactory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

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

TransportationBy Express (FedEx, DHL), by Air, by Sea.

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

Custom SynthesisCan provide custom synthesis services to best fit your research needs.

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

157-06-2 - Risk and Safety:

Risk Codes
R36 - Irritating to the eyes
R36/37/38 - Irritating to eyes, respiratory system and skin.
R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed.
Safety Description
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Wear suitable protective clothing.
WGK Germany 3
RTECS CF1934220
FLUKA BRAND F CODES 9
TSCA Yes
HS Code 2922491990
Hazard Class IRRITANT

157-06-2 - Applications:

D-(-)-Arginine (H-D-Arg-OH) (CAS: 157-06-2) can be used in the synthesis of amino acid derivatives and peptides, pharmaceutical development and drug discovery research, also used for biochemical research. It can also be used in the development of new drugs. In the food industry, D-(-)-Arginine can be used as a preservative and a flavor enhancer. It can also be used in the manufacture of cosmetics and personal care products.  

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