DL-TryptophanDL色氨酸现货供应Sigma产品

 现货供应Sigma产品DL-Tryptophan DL色氨酸

                        ------------ cell culture tested, ≥99% (TLC)

Synonym ：

    (±)-α-Amino-3-indolepropionic acid |(±)-2-Amino-3-(3-indolyl)propionic acid|

     DL-3β-Indolylalanine | DL-Tryptophan | DL色氨酸

Descriptions：

Preparation Note  ：Prepared from L-tryptophan produced by fermentation.

Properties：

Product Name:DL-Tryptophan,

                cell culture tested, ≥99% (TLC)

Product Number:T7425

Product Brand:Sigma

CAS Number:54-12-6

Molecular Formula:C11H12N2O2

Molecular Weight:204.23

APPEARANCE:WHITE TO OFF-WHITE POWDER

SOLUBILITY:CLEAR TO SLIGHTLY HAZY COLORLESS TO YELLOW SOLUTION AT 100MG/ML IN 0.5M HYDROCHLORIC ACID

IR SPECTRUM:CONSISTENT WITH STRUCTURE

CARBON:63.2 TO 66.0%

NITROGEN:13.3 TO 14.1%

SPECIFIC ROTATION:-1 TO +1 DEG (C=1 IN WATER PLUS 2DROPS OF 6N HYDROCHLORIC ACID AT 25DEGC) PURITY BY THIN LAYER CHROMATOGRAPHY:MINIMUM 99%

Ordering Information：