685-73-4, D-半乳糖醛酸, D-Galacturonic acid, CAS:685-73-4
作者:685-73-4, D-半乳糖醛酸, D-Galacturonic acid, CAS:685-73-4 发布时间:2022-09-09 15:52:02
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685-73-4, D-半乳糖醛酸, D-Galacturonic acid,CAS:685-73-4
C6H12O8 /212.15
MFCD00071585Product
name: D-Galacturonic acid
monohydrate CAS: 91510-62-2,
685-73-4
M.F.: C6H12O8 M.W.: 212.15 No: 20120208 Quantity:
732g
Items
Standards
Results
Appearance
White powder
Complies
MS and NMR
Should comply
Complies
Identification
IR and TLC
Complies
A (UV, at 260 nm)
<0.3
Complies
Optical activity
[a ] 20D (in
H2O)
From +55° to +60°
+58.2°
Residue on ignition
Max. 0.5%
0.1%
TLC
One spot
One spot
Water
Max. 10%
8.3%
Assay by titration
Min. 97%
98.2%
References:
1. Tang HR, Belton PS, Davies SC, Hughes DL, Carbohydr. Res. 2001, Feb15, 330(3), p391-9
2. Barbiera M, Granda E, Kovensky J, Carbohydr. Res. 2007, 342, 17, p2635-2640