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L-Valine benzyl ester 4-toluenesulfonate

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L-Valine benzyl ester 4-toluenesulfonate Basic information

Product Name:
L-Valine benzyl ester 4-toluenesulfonate
Synonyms:
  • BENZYL L-VALINATE P-TOLUENESULFONATE
  • H-VAL-OBZL P-TOSYLATE
  • H-VAL-OBZL TOS
  • H-VAL-OBZL TOS-OH
  • VALINE-OBZL P-TOSYLATE
  • L-VALLINE BENZYL ESTER P-TOLUENESULFONATE SALT
  • L-VALINE BENZYL ESTER 4-TOLUENESULFONATE SALT
  • L-VALINE BENZYL ESTER P-TOLUENESULFONATE
CAS:
16652-76-9
MF:
C19H25NO5S
MW:
379.47
EINECS:
240-702-6
Product Categories:
  • Amino ester
  • Valine [Val, V]
  • Amino Acid Derivatives
  • Peptide Synthesis
  • Valine
  • Amino Acids
  • Amino Acid Derivatives
  • Amino Acids
  • I - ZPeptide Synthesis
  • Modified Amino Acids
Mol File:
16652-76-9.mol
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L-Valine benzyl ester 4-toluenesulfonate Chemical Properties

Melting point:
160-162 °C
alpha 
-3.7 º (c=3.2% in methanol)
Boiling point:
160-162°C
Flash point:
160-162°C
storage temp. 
Inert atmosphere,Store in freezer, under -20°C
solubility 
Soluble in Chloroform,Dichloromethane,Ethyl Acetate,DMSO,Acetone,etc.
form 
Powder
optical activity
[α]20/D 3.7±0.3°, c = 3.2% in methanol
BRN 
3643436
CAS DataBase Reference
16652-76-9(CAS DataBase Reference)
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Safety Information

Safety Statements 
22-24/25
WGK Germany 
3

MSDS

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L-Valine benzyl ester 4-toluenesulfonate Usage And Synthesis

Chemical Properties

Crystalline

Uses

Val-OBzl TosOH is a L-Valine derivative useful as intermediate for the preparation of peptides.

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