6625. o-Nitrophenylpropiolic Acid

Nomenclature

CAS number: 530-85-8
3-(2-Nitrophenyl)-2-propynoic acid.
C9H5NO4; mol wt 191.14.
C 56.55%, H 2.64%, N 7.33%, O 33.48%.
Chemical structure

Properties

Yellowish to light brown scales or crystals. mp ≈157° with decompn and may explode. Moderately sol in cold water, more in hot water or alcohol, very slightly in chloroform. Almost insol in carbon disulfide and petr ether.

Use

As a reagent for alkaloids and glucose.