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Merck

Specification Sheet

Product Name
Isobutyryl-L-carnitine analytical standard

Product Number
91299

Product Brand
SIAL

CAS Number
25518-49-4

Molecular Weight
231.29

Test

Specification

APPEARANCE (COLOR)White to Off White
APPEARANCE (FORM)Powder or Crystals
PURITY (HPLC AREA %)≥ 97.0 %
SPECIFIC ROTATION (20/D)-24.0 - -20.0 Degrees
CONCENTRATIONc=0.1 in water
WATER≤ 10.0 % Water (Calculated from Elemental Analysis)
PROTON NMR SPECTRUMCONFORMS TO STRUCTURE
EXPIRY PERIOD36 MONTHS