Merck
所有图片(3)

S7903

Sigma-Aldrich

蔗糖

BioXtra, ≥99.5% (GC)

别名:
α-D-吡喃葡萄糖基β-D-呋喃果糖苷, α-D-Glc-(1→2)-β-D-Fru, 白糖, β-D-呋喃果糖基-α-D-吡喃葡萄苷, D(+)-蔗糖
Empirical Formula (Hill Notation):
C12H22O11
CAS号:
分子量:
342.30
Beilstein:
90825
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.21

质量水平

300

生物来源

sugar cane

产品线

BioXtra

测定

≥99.5% (GC)

形式

crystals

旋光性

[α]20/D +66.5±1°, c = 10 in H2O(lit.)

technique(s)

gas chromatography (GC): suitable

杂质

Insoluble matter, passes filter test

灼烧残渣

≤0.01% (as SO4)

缺失

≤0.2% loss on drying, HV, 18 - 26°C

pH值(酸碱度)

5.5-7.5 (20 °C, 1 M in H2O)

mp

185-187 °C (lit.)

溶解性

H2O: 1 M, clear, colorless

痕量阴离子

chloride (Cl-): ≤0.005%
sulfate (SO42-): ≤0.005%

痕量阳离子

Al: ≤0.0005%
As: ≤0.0001%
Ba: ≤0.0005%
Bi: ≤0.0005%
Ca: ≤0.001%
Cd: ≤0.0005%
Co: ≤0.0005%
Cr: ≤0.0005%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.005%
Li: ≤0.0005%
Mg: ≤0.0005%
Mn: ≤0.0005%
Mo: ≤0.0005%
Na: ≤0.005%
Ni: ≤0.0005%
Pb: ≤0.0005%
Sr: ≤0.0005%
Zn: ≤0.0005%

吸光度

≤0.07 at 280 in H2O at 1 M
≤0.09 at 260 in H2O at 1 M

SMILES string

OC[C@H]1O[C@H](O[C@]2(CO)O[C@H](CO)[C@@H](O)[C@@H]2O)[C@H](O)[C@@H](O)[C@@H]1O

InChI

1S/C12H22O11/c13-1-4-6(16)8(18)9(19)11(21-4)23-12(3-15)10(20)7(17)5(2-14)22-12/h4-11,13-20H,1-3H2/t4-,5-,6-,7-,8+,9-,10+,11-,12+/m1/s1

InChI key

CZMRCDWAGMRECN-UGDNZRGBSA-N

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应用

蔗糖可用于制备用于细胞/细胞器分离的密度梯度。溶液的折射率与密度直接相关。 另外,蔗糖可以用作植物、昆虫和细菌培养基的补充剂并用于各种酶促测定中。

包装

250 g in poly bottle
1 kg in poly bottle
5 kg in poly drum

制备说明

溶液可在最高121°C的温度下高压灭菌15-20分钟。此时葡萄糖和果糖会发生一定程度的水解,而这部分取决于高压灭菌锅达到所需温度和压力的速度。 必须注意防止溶液焦糖化。

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

分析证书

请输入批号搜索分析证书(COA)。

原产地证书 (CofO)

请输入批号搜索原产地证书(COO)。

Rickwood, D., ed.
Centrifugation - a practical approach, Appendix IV-Appendix IV (1984)
Dawson, R.M.C., et al.
Data for Biochemical Research, 545-546 (1986)
Lara Hassan et al.
mBio, 10(4) (2019-07-04)
It is essential for microbes to acquire information about their environment. Fungi use soluble degradation products of plant cell wall components to understand the substrate composition they grow on. Individual perception pathways have been well described. However, the interconnections between
Denise Harrison et al.
Pediatrics, 130(5), 918-925 (2012-10-10)
The use of oral sucrose has been the most extensively studied pain intervention in newborn care to date. More than 150 published studies relating to sweet-taste-induced calming and analgesia in human infants have been identified, of which 100 (65%) include
Rafaela Ribeiro Reis et al.
Plant science : an international journal of experimental plant biology, 221-222, 59-68 (2014-03-25)
Drought is one of the most challenging agricultural issues limiting sustainable sugarcane production and, in some cases, yield losses caused by drought are nearly 50%. DREB proteins play vital regulatory roles in abiotic stress responses in plants. The transcription factor

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