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L-Tryptophan

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Product Description

PRODUCT

L-Tryptophan

CAS #

73-22-3

SYNONYM

L-alpha-Amino-3-indolepropionic Acid; L-Tryptophan; L-Tryptophan

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FORMULA

C11H12N2O2

Typical Product Specifications

CHEMICAL STRUCTURE

L-Tryptophan distributor CAS: 73-22-3 C11H12N2O2 chemical structure

APPEARANCE

White or yellow slightly crystalline powder

CHLORIDES

<0.05%

LOSS ON DRYING

<0.30%

PH

5.5~7.0

SPECIFIC ROTATION

-29.4~-32.8°

SULFATES

<0.03%

IRON

<0.003%

RESIDUE ON IGNITION

<0.10%

HEAVY METALS

<15ppm

ASSAY; CF, USP 26

98.5~101.5%

INSOLUBILITY

in chloroform

MELTING POINT

289 c (dec.)

ODOR

wh. cryst. or cryst. odorless powd., sl. bitter taste

MOLECULAR WEIGHT

204.23

SOLUBILITY

4 gl in water

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