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  • 3149-68-6, a-甲基-D-葡萄糖苷, Methyl-alpha-D-glucopyranoside, CAS:3149-68-6
3149-68-6, a-甲基-D-葡萄糖苷, Methyl-alpha-D-glucopyranoside, CAS:3149-68-6

3149-68-6, a-甲基-D-葡萄糖苷, Methyl-alpha-D-glucopyranoside, CAS:3149-68-6

3149-68-6, a-甲基-D-葡萄糖苷,
Methyl-alpha-D-glucopyranoside,
CAS:3149-68-6
C7H14O6 / 194.18
MFCD00064086

Methyl a-D-glucopyranoside

a-甲基-D-葡萄糖苷

CAS Number3149-68-6
Product NameMethyl D-glucopyranoside
IUPAC Name(2R,3S,4S,5R)-2-(hydroxymethyl)-6-methoxyoxane-3,4,5-triol
Molecular FormulaC7H14O6
Molecular Weight194.18 g/mol
InChIInChI=1S/C7H14O6/c1-12-7-6(11)5(10)4(9)3(2-8)13-7/h3-11H,2H2,1H3/t3-,4-,5+,6-,7?/m1/s1
InChI KeyHOVAGTYPODGVJG-WLDMJGECSA-N
SMILESCOC1C(C(C(C(O1)CO)O)O)O
Synonyms1-O-methylglucose, alpha-methyl-D-glucopyranoside, alpha-methyl-D-glucoside, alpha-methylglucose, alpha-methylglucoside, alphaMG, beta-methyl-D-glucoside, beta-methylglucoside, D-glucoside, methyl, methyl alpha-D-glucopyranoside, methyl alpha-D-glucoside, methyl beta-D-glucopyranoside, methyl D-glucopyranoside, methyl D-glucoside, methyl glucose, methyl-alpha-D-glucoside, methyl-alpha-glucopyranoside, methyl-D-glucoside, methylglucoside, methylglucoside, (alpha-D)-isomer, methylglucoside, (beta-D)-isomer, methylglucoside, 13C-labeled, methylglucoside, 13C-labeled, (beta-D)-isomer, methylglucoside, 2H-labeled, (beta-D)-isomer, methylglucoside, 5-(17)O-labeled, methylglucoside, 6-(13)C-labeled, methylglucoside, 6-(17)O-labeled, (alpha-L)-isomer
Canonical SMILESCOC1C(C(C(C(O1)CO)O)O)O
Isomeric SMILESCOC1[C@@H]([C@H]([C@@H]([C@H](O1)CO)O)O)O
CAS No: 3149-68-6 MDL No: MFCD00064086 Chemical Formula: C7H14O6 Molecular Weight: 194.18

COA:

Product name: Methyl-alpha-D-glucopyranoside                                      CAS: 3149-68-6

M.F.: C7H14O6      M.W.: 194.18       Batch No: 20140302                          Quantity: 67kg

Items

Standards

Results

Appearance

white crystals or powder

Positive

Solubility

Easily soluble in water, insoluble in ether

Complies

Appearance of solution

Dissolve0.5 gin 10 ml of water,

and the solution should be clear

Complies

Identification

IR and TLC

Complies

MS and NMR

Should Comply

Complies

M.P.

165 ~  170

168 ~170

Specific rotation

(C=10 inH2O)

+157°  ~  +160°

+158.8°

Loss weight on

Dryness

Max.0.5%

0.2%

Residue on ignition

Max. 0.5%

0.1%

TLC

Should be one spot

one spot

Heavy metal

Max.20ppm

Complies

Beta-Isomer

Max. 0.5%

Complies

Assay

Min. 99%

99.6%

Total Bacteria Count

≤1000cfu/g

Complies

Yeast, Mold & Fungi

≤100cfu/g

Complies

Salmonella

Negative

Complies

E. Coli

Negative

Complies

Staphylococcus

Negative

Complies

References:

1. van Rooijen JJA, Voskamp AF, Kamerling JP, Vliegenthart JFG, Glycobiology Vol9, No1, p21-30

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