8.53067

Boc-His(Boc)-OH . DCHA

Novabiochem^®

• Synonym(s): Boc-His(Boc)-OH . DCHA, N-α-N-im-di-t.-Boc-L-histidine dicyclohexylammonium salt
• Empirical Formula (Hill Notation): C₁₆H₂₅N₃O₆ · xC₁₂H₂₃N
• CAS Number: 31687-58-8
• Molecular Weight: 355.39
• MDL number: MFCD06804675
• UNSPSC Code: 12352209
• EC Index Number: 250-764-6
• NACRES: NA.22

Properties

• Quality Segment: 200
• product line: Novabiochem^®
• assay: ≥98% (TLC)
• form: powder
• reaction suitability: reaction type: Boc solid-phase peptide synthesis
• manufacturer/tradename: Novabiochem^®
• application(s): peptide synthesis
• storage temp.: 15-25°C
• SMILES string: [N+H2](C3CCCCC3)C2CCCCC2.[n]1(cnc(c1)C[C@H](NC(=O)OC(C)(C)C)C(=O)[O-])C(=O)OC(C)(C)C
• InChI: 1S/C16H25N3O6.C12H23N/c1-15(2,3)24-13(22)18-11(12(20)21)7-10-8-19(9-17-10)14(23)25-16(4,5)6;1-3-7-11(8-4-1)13-12-9-5-2-6-10-12/h8-9,11H,7H2,1-6H3,(H,18,22)(H,20,21);11-13H,1-10H2/t11-;/m0./s1
• InChI key: WBGMQHNUPJENDC-MERQFXBCSA-N

Description

General description

A protected histidine derivative for only the critical coupling step in Boc SPPS. After coupling the two Boc-groups are cleaved simultaneously by TFA.

Associated Protocols and Technical Articles
Cleavage and Deprotection Protocols for Boc SPPS

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=1.5 in methanol): +24.0 - +29.0 °
Purity (TLC(CMA2)): ≥ 98 %
Purity (TLC(0811)): ≥ 98 %

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

Other Notes

Replaces: 04-12-0124

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