N-Acetylmuramic acid
Molecular Structure:
MDL:
MFCD00221511
Molecular Formula:
C11H19NO8
Molecular Weight:
293.27
Alias:
(R)-2-(Acetylamino)-3-O-(1-carboxyethyl)-2-deoxy-D-glucose
2-Acetamido-2-deoxy-3-O-(D-1-carboxyethyl)-D-glucopyranose
MurNAc
NAMA
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
N-Acetylmuramic acid |
98% |
10mg |
RMB 429 |
Consulting service |
N-Acetylmuramic acid |
98% |
100mg |
RMB 1859 |
Consulting service |
Character:
N-乙酰胞壁酸 N-acetylmuramic acid 系胞壁酸的N-乙酰衍生物為在細(xì)菌細(xì)胞壁的胞壁肽聚糖中組成N-乙酰-β-D-萄糖胺基(1→4)-N-乙酞-β-D-胞壁酰(1→4)的雙糖重復(fù)單位。在胞壁酸的羧基結(jié)合有含D-氨基酸的短肽,構(gòu)成牢固的胞壁質(zhì)分子的基本骨架。細(xì)菌細(xì)胞中存在著催化UDP-N-乙酰萄糖胺與磷酸烯醇式丙酮酸縮合的酶,由此生物合成UDP-N-乙酰胞壁酸,繼續(xù)在需要ATP的一系列的肽合成酶的作用下,首先結(jié)合L-丙氨酸,然后逐次結(jié)合其他氨基酸。與N-乙酰胞壁酸相連的葡糖苷鍵可被動物界廣泛存在的溶菌酶特異性地切斷。
熔點: 125 °C
Quality Standard:
外觀Appearance 白色粉末
紅外光譜鑒別Infrared spectrometry 和對照品匹配
純度Purity ≥98.0% (TLC)
比旋光度Specific rotation +64° - +66° (23°C, 589 nm) (c=0.1, H2O)
5% 水溶液 無色透明
Storage:
貯存溫度2-8℃
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