产品名称

英文名称：D-(+)-Maltose monohydrate

同义词

(2R,3R,4R,5R)-2,3,5,6-Tetrahydroxy-4-(((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanal hydrate、4-O-α-D-吡喃葡糖基-D-葡萄糖 、 麦芽糖 、 饴糖

产品性质

CAS编号：6363-53-7

分子式：C12H22O11•H2O

分子量：360.31

Beilstein号：93798

EC号：200-716-5

MDL号：MFCD00149343

PubChem编号：23615261

别名：4-O-α-D-吡喃葡糖基-D-葡萄糖 | 麦芽糖 | 饴糖

英文别名：(2R,3R,4R,5R)-2,3,5,6-Tetrahydroxy-4-(((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanal hydrate

规格或纯度：≥98.0% (HPLC)

英文名称：D-(+)-Maltose monohydrate

生化机理：Maltose contains two glucose molecules with an α(1→4) glycosidic linkage.Tt exists in many food products, including beer, cereals, and pasta, can be derived from starch in food throμgh the action of amylase.

储存温度：充氩

运输条件：常规运输

产品介绍：易溶于水，微溶于醇，不溶于醚。水中溶解度 1080 g/l water (20°c)。有醛基反应，能发生银镜反应，也能与班氏试剂（用硫酸铜、碳酸钠或苛性钠、柠檬酸钠等溶液配制）共热生成砖红色氧化亚铜沉淀。麦芽糖分子结构中有醛基，具有还原性,是一种还原糖。因此可以与银氨溶液发生银镜反应，也可以与新制碱性氢氧化铜反应生成砖红色沉淀。可以在一定条件下水解，生成两分子葡萄糖 用作生物培养基，多硫化物测定剂，分析化学比色测定标准褐色。Usually used as a substrate for the identification, differentiation and characterization of enzymes, and also used to study maltose-binding proteins and disaccharide transport systems.

IUPAC Name：(2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexanal;hydrate

INCHI：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-DNDLZOGFSA-N

Canonical SMILES：C(C1C(C(C(C(O1)OC(C(CO)O)C(C(C=O)O)O)O)O)O)O.O

Isomeric SMILES：C([C@@H]1[C@H]([C@@H]([C@H]([C@H](O1)O[C@H]([C@@H](CO)O)[C@@H]([C@H](C=O)O)O)O)O)O)O.O

WGK Germany：3

RTECS：OO5250000

PubChem CID：23615261

Reaxy-Rn：5784659

溶解性：Soluble in water. Slightly soluble in alcohol. Insoluble in ether

密度：1.76

敏感性：易吸潮

比旋光度：130° (C=10,H2O(add NH4aq.(2+3)))

熔点：130°C

Merck Index：5714

个人防护装备：Eyeshields,Gloves,type N95 (US),type P1 (EN143) respirator filter

产品包装