Glyoxylic Acid (298-12-4)

Description features:
Molecular Formular: C2H2O3 Relative Molecular Weight: 74. 04 Properties: The product can be mixed soluble with water, slightly soluble in ethanol, aether, insoluble in ester and aroma solvents.
Specifications: 40% and 50% aqueous solution is colorless or yellowish transparent liquid. Purpose: The product has the properties of both aldehyde and acid which can be used flavor pharmaceuticals, dying, and pesticide intermediates. It can be used for the production of the vanillin, ethyl vanillin, allantoin, 2-hydroxylquinoline, D-P-hydroxylphenylglycin, piperonal, DL-mandelic acid, diphenylacetic acid, 4-hydroxypheny acetic, benzodiduraneol, P-hydroxyphenylacetamide, EDDHA, etc. The Quality of GA Meet The Specifications As The Following List Standard of the Test: Q/HST01-2005 Specification 40% 50%A 50%C High Pure GA
Index Name Crystal Monohydrate 1 Appearance Colorless Colorless Colorless Colorless Colorless Or or or crystal or Yellowish Yellowish Yellowish Yellowish Liquid liquid liquid liquid 2 specific 1. 25-1. 26 1. 33-1. 35 1. 33-1. 35
Gravity
(20) 3 GA 40. 00 50. 00 50. 00 60. 00 80. 00
(C2H2O3)
%e 4 Oxylic acid 1. 00 1. 00 0. 25 0. 50 0. 50
(C2H2O4)
%d 5 Nitric acid none none none none none
(HNO3)
%d 6 Glyoxal 0. 50 0. 50 0. 50 0. 50 0. 50
(C2H2O2)
%d