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Merck
CN

L254

Sigma-Aldrich

D-乳糖 一水合物

ACS reagent

别名:

β-D-Gal-(1→4)-D-Glc, 4-O-β-D-吡喃半乳糖基-D-葡萄糖, 乳糖

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About This Item

经验公式(希尔记法):
C12H22O11 · H2O
CAS号:
分子量:
360.31
Beilstein:
3768231
EC 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.21

等级

ACS reagent

质量水平

形式

powder

旋光性

[α]22/D +52.4°, c = 4.5 in H2O

杂质

dextrose, passes test
sucrose, passes test
≤0.005% insolubles
4.0-6.0% water

灼烧残渣

≤0.03%

mp

219 °C (dec.)

痕量阳离子

Fe: ≤5 ppm
heavy metals: ≤5 ppm (by ICP)

SMILES字符串

O.OC[C@@H](O)[C@@H](O[C@@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1O)[C@H](O)[C@@H](O)C=O

InChI

1S/C12H22O11.H2O/c13-1-4(16)7(18)11(5(17)2-14)23-12-10(21)9(20)8(19)6(3-15)22-12;/h1,4-12,14-21H,2-3H2;1H2/t4-,5+,6+,7+,8-,9-,10+,11+,12-;/m0./s1

InChI key

HBDJFVFTHLOSDW-XBLONOLSSA-N

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应用

  • 乳糖基表面活性剂的合成:Enayati、Gong和Abbaspourrad的研究表明,d-乳糖一水化合物可用于合成乳糖十二烷基酯,以铝硅酸盐沸石作为催化剂。本研究提出了一种生产非离子表面活性剂的方法,突出了d-乳糖一水合物在工业和制药应用中的作用(Enayati et al., 2019)。

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


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