Keywords

• L-Cystine
• (H-L-Cys-OH)2
• Carbocysteine Impurity 3

Quick Details

• ProName: Factory Supply L-Cystine
• CasNo: 56-89-3
• Molecular Formula: C6H12N2O4S2
• Appearance: solid
• Application: Vitamins, Amino Acids and Coenzymes
• DeliveryTime: immediately
• PackAge: drum
• Port: Shanghai Port
• ProductionCapacity: 400 Metric Ton/Day
• Purity: 99.9%
• Storage: keep in cool and dry place
• Transportation: by sea
• LimitNum: 1 Kilogram
• Moisture Content: 0.01%
• Impurity: 0.01%
• purity: 99.9%

Superiority

L-Cystine Basic information

Description References

Product Name:	L-Cystine
Synonyms:	(r-(r*,r*))-3,3’-dithiobis(2-aminopropanoicacid);1-cystine;3,3’-dithiobis(2-amino-,(r-(r*,r*))-propanoicaci;3,3’-dithiobis(2-aminopropanoicacid);3,3’-dithiobis-l-alanin;3,3'-Dithiobis(2-aminopropanoic acid);3,3'-Dithiodialanine;Alanine, 3,3'-dithiobis-
CAS:	56-89-3
MF:	C6H12N2O4S2
MW:	240.3
EINECS:	200-296-3
Product Categories:	Cysteine [Cys, C];Nutritional Supplements;L-Amino Acids;Amino Acids;Food and Feed Additive;Amino Acids;Amino Acid Derivatives;amino
Mol File:	56-89-3.mol

L-Cystine Chemical Properties

Melting point	>240 °C (dec.)(lit.)
alpha	-224 º(c=2 in 1M HCl)
Boiling point	468.2±45.0 °C(Predicted)
density	1.68
refractive index	-222.5 ° (C=1, 1mol/L HCl)
storage temp.	Store at RT.
solubility	1 M HCl: 100 mg/mL
form	Powder/Solid
pka	1.0, 2.1, 8.02, 8.71(at 25℃)
color	White
optical activity	[α]20/D 219±5°, c = 1% in 1 M HCl
Water Solubility	0.112 g/L (25 ºC)
Merck	14,2782
BRN	1728094
Stability:	Stable. Incompatible with strong oxidizing agents.
InChIKey	LEVWYRKDKASIDU-IMJSIDKUSA-N
CAS DataBase Reference	56-89-3(CAS DataBase Reference)
NIST Chemistry Reference	L-Cystine(56-89-3)
EPA Substance Registry System	L-Cystine (56-89-3)

Details

Ality Holding Group Limited, established in 2007, is a comprehensive Chemical Supply Group with Patent Technology as its core. Ality Group operates branches in Hong Kong, Singapore and mainland China, including production bases in Shandong, Zhejiang and Fujian provinces.

Ality Group devotes to providing global retail customers and institutional clients with quality, comprehensive and diversified supplies.

Ality Group mainly provides Life Science Series, Fine Intermediates, Chemical Additives and Custom Manufactures; Ality Group, for retail and institutional clients, also provides OEM Services and R&D Services.

Ality Group upholds the creed that, Employees as the base, Customer as the core, Market as the direction, and Compliance as the principles, which is committed to creating the leading Chemical Supply Brand in the world.

If you are interested in us, pls check our website # for more details.