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N-乙酰-D-氨基葡萄糖 N-Acetyl-D-glucosamine

所属分类:碳水化合物
商品编号:A8625
商品规格:5g分装
计量单位:
库存现状:10
参考价:¥180
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商品简介

详细说明

Sigma A8625   N-乙酰-D-氨基葡萄糖 N-Acetyl-D-glucosamine

产品说明:

N-Acetyl-D-glucosamine

Synonym 2-Acetamido-2-deoxy-D-glucose

D-GlcNAc

Molecular Formula C 8 H 15 NO 6

Molecular Weight 221.21

CAS Number 7512-17-6

Properties

assay ……………………………………………………………. ≥ 99%

form………………………………………………………………powder

color ……………………………………………………………..white to off-white

mp ………………………………………………………………..211 °C (dec.)(lit.)

solubility..H 2 O: 50 mg/mL colorless to faint yellow solution, clear to very slightly hazy

storage temp. ……………………………………………….−20°C

TEST

SPECIFICATION

APPEARANCE

WHITE TO OFF-WHITE POWDER

SOLUBILITY

CLEAR TO VERY SLIGHTLY HAZY COLORLESS TO FAINT YELLOW SOLUTION AT 50 MG/ML IN WATER

SPECIFIC ROTATION

+39.5 TO +43.7 DEG (C=1 TO 2 IN WATER AT 20 TO 25DEGC)

HPLC WITH PULSED AMPEROMETRIC DETECTION

MINIMUM 99%

RECOMMENDED RETEST

3 YEARS

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