L-Cystine Disodium Salt CAS 64704-23-0 (H-Cys-OH)2.2Na Purity >98.0% (HPLC)

Short Description:

Chemical Name: L-Cystine Disodium Salt

Synonyms: (H-Cys-OH)2.2Na 

CAS: 64704-23-0

Purity: >98.0% (HPLC)

White or Off-White Crystalline Powder 

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


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64704-23-0 - Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of L-Cystine Disodium Salt ((H-Cys-OH)2.2Na) (CAS: 64704-23-0) with high quality. Ruifu can provide worldwide delivery, competitive price, excellent service, small and bulk quantities available. Purchase L-Cystine Disodium Salt, Please contact: alvin@ruifuchem.com

64704-23-0 - Chemical Properties:

Chemical Name L-Cystine Disodium Salt  
Synonyms (H-Cys-OH)2.2Na; Disodium L-Cystine
Stock Status In Stock, Commercial Scale
CAS Number 64704-23-0
Molecular Formula C6H10N2Na2O4S2
Molecular Weight 284.26 g/mol
Melting Point 220℃ 
Density 1.63 at 20℃ 
Storage Temp.  Cool & Dry Place (2~8℃) 
COA & MSDS Available
Brand Ruifu Chemical

64704-23-0 - Specifications:

Items Inspection Standards Results
Appearance White or Off-White Crystalline Powder Complies      
Water by Karl Fischer  <5.0% 1.64%
Specific Rotation [a]20/D -179.0° to -164.0° (C=1 in 1mol/L HCl) Complies       
Purity / Analysis Method >98.0% (HPLC Area)  99.5% 
pH 9.5~11.0 10.1
Infrared Spectrum Conforms to Structure Complies      
NMR Spectrum Conforms to Structure Complies      
Conclusion The product has been tested & complies with the specifications

64704-23-0 - Safety Information:

Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
TSCA Yes
HS Code 2922491990

64704-23-0 - Package/Storage/Shipping:

Package: Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.
Storage Condition: Store in a tightly closed container. Store in a cool, dry (2~8℃) and well-ventilated warehouse away from incompatible substances. Protect from light and moisture.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery. 

64704-23-0 - 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

64704-23-0 - 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. 

64704-23-0 - Application:

L-Cystine Disodium Salt ((H-Cys-OH)2.2Na) (CAS: 64704-23-0) is used as an organic synthesis intermediate or pharmaceutical intermediate. It is also used in drug development and medical diagnostics.

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