8.53031

Boc-Cys-OH (cryst)

Novabiochem^®

• Synonym(s): Boc-Cys-OH (cryst), N-α-t.-Boc-L-cysteine
• Empirical Formula (Hill Notation): C₈H₁₅NO₄S
• CAS Number: 20887-95-0
• Molecular Weight: 221.27
• UNSPSC Code: 12352209
• NACRES: NA.22
• MDL number: MFCD00065565

Properties

• Quality Segment: 200
• product line: Novabiochem^®
• assay: ≥98% (TLC)
• form: powder
• reaction suitability: reaction type: Boc solid-phase peptide synthesis
• manufacturer/tradename: Novabiochem^®
• mp: 76-79 °C
• application(s): peptide synthesis
• functional group: thiol
• storage temp.: 15-25°C
• SMILES string: SC[C@H](NC(=O)OC(C)(C)C)C(=O)O
• InChI: 1S/C8H15NO4S/c1-8(2,3)13-7(12)9-5(4-14)6(10)11/h5,14H,4H2,1-3H3,(H,9,12)(H,10,11)/t5-/m0/s1
• InChI key: ATVFTGTXIUDKIZ-YFKPBYRVSA-N

Description

General description

Building block for preparation of Boc-Cys derivatives.

Associated Protocols and Technical Articles
Cleavage and Deprotection Protocols for Boc SPPS
Fmoc SPPS of Cysteine-Containing Peptides

Literature references

^[1] R. H. Buck, et al. (1984) J. Chromatogr., 315, 279.

Analysis Note

Color (visual): white to slight yellow to beige


Appearance of substance (visual): powder


Identity (IR): passes test


Optical rotation α 25/D (c=1 in ethanol): +8.0 - +11.0 °


Purity (TLC(011A)): ≥ 98 %


Purity (TLC(0811)): ≥ 98 %

To see the solvent systems used for TLC of Novabiochem^® products please click here.

Other Notes

Replaces: 04-12-0125

Legal Information

Novabiochem is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable