4-O-alpha-D-Galactopyranuronosyl-D-galacturonic acid

6-[(2-carboxy-4,5,6-trihydroxyoxan-3-yl)oxy]-3,4,5-trihydroxyoxane-2-carboxylic acid

Formula: C12H18O13 (370.0747)
Chinese Name: 半乳糖醛酸, 双半乳糖醛酸
BioDeep ID: BioDeep_00000003371 ( View LC/MS Profile)
SMILES: OC(=O)C(O1)C(O)C(O)C(O)C1OC(C(O)2)C(C(O)=O)OC(O)C(O)2



Found 7 Sample Hits

m/z Adducts Species Organ Scanning Sample
393.0599 [M+Na]+
PPM:10.3		 Vitis vinifera Fruit MALDI (DHB)
grape_dhb_91_1 - Grape Database
Resolution: 50μm, 120x114

Description

Grape berries fruit, condition: Ripe
393.0601 [M+Na]+
PPM:9.8		 Vitis vinifera Fruit MALDI (DHB)
grape_dhb_164_1 - Grape Database
Resolution: 17μm, 136x122

Description

Grape berries fruit, condition: Late
335.0619 [M+H-2H2O]+
PPM:3		 Vitis vinifera Fruit MALDI (DHB)
grape_dhb_163_1 - Grape Database
Resolution: 17μm, 132x115

Description

Grape berries fruit, condition: Late
393.0599 [M+Na]+
PPM:10.3		 Vitis vinifera Fruit MALDI (DHB)
grape_dhb_163_1 - Grape Database
Resolution: 17μm, 132x115

Description

Grape berries fruit, condition: Late
371.0763 [M+H]+
PPM:15.4		 Posidonia oceanica root MALDI (CHCA)
20190613_MS1_A19r-18 - MTBLS1746
Resolution: 17μm, 246x264

Description

393.0594 [M+Na]+
PPM:11.6		 Posidonia oceanica root MALDI (CHCA)
20190613_MS1_A19r-18 - MTBLS1746
Resolution: 17μm, 246x264

Description

371.0781 [M+H]+
PPM:10.5		 Homo sapiens esophagus DESI ()
LNTO22_1_7 - MTBLS385
Resolution: 75μm, 69x54

Description


Prepd. from pectin by enzymic hydrolysis using yeast or mould pectinases or by acid hydrolysis. Sole or major repeating unit of the pectin class of polysaccharides. Prepd. from pectin by enzymic hydrolysis using yeast or mould pectinases or by acid hydrolysis. Sole or major repeating unit of the pectin class of polysaccharides KEIO_ID D100