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Key Documents

94645

Sigma-Aldrich

L-Valine allyl ester p-toluenesulfonate salt

≥99.0%

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About This Item

Linear Formula:
(CH3)2CHCH(NH2)COOCH2CH=CH2 · C7H8O3S
CAS Number:
Molecular Weight:
329.41
Beilstein:
5200860
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.22

Assay

≥99.0%

form

crystals

optical activity

[α]20/D +5.5±1°, c = 1% in methanol

reaction suitability

reaction type: solution phase peptide synthesis

mp

117-120 °C

application(s)

peptide synthesis

storage temp.

2-8°C

SMILES string

CC(C)[C@H]([NH3+])C(=O)OCC=C.Cc1ccc(cc1)S([O-])(=O)=O

InChI

1S/C8H15NO2.C7H8O3S/c1-4-5-11-8(10)7(9)6(2)3;1-6-2-4-7(5-3-6)11(8,9)10/h4,6-7H,1,5,9H2,2-3H3;2-5H,1H3,(H,8,9,10)/t7-;/m0./s1

InChI key

HSIRKDASFUCGOZ-FJXQXJEOSA-N

Other Notes

Used in peptide and N-glycopeptide synthesis; the ester is selectively deblocked with (Ph3P)3RhCl[1]

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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H. Waldmann et al.
Liebigs Ann. Chem., 1712-1712 (1983)

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