2-Hydroxy-3-nitro-(1, 1-biphenyl)-3-carboxylic acid 376591-95-6

Product name

2-Hydroxy-3-nitro-(1, 1-biphenyl)-3-carboxylic acid

CAS No.

376591-95-6

Molecular Formula

C13H9NO5

Molecular Weight

259.218

Molecular Structure

Quality Standard

98% up by HPLC

Appearance

Slightly yellow to yellow powder

Test Items

Specification

Test Results

Appearance

Slightly yellow to yellow powder

Yellow powder

MS

The molecular weight should be consistent with the molecular weight of the target compound.

The molecular weight should be consistent with the molecular weight of the target compound.

Related substance

Largest single impurity

≤0.2%

0.18%

Total impurities

≤2.0%

0.34%

Purity

≥ 98.0%

99.7%

Residue on ignition

≤0.2%

0.08%

Loss on drying

≤1.0%

0.02%

Residue solvents

Methanol

≤0.3%

0.01%

Acetone

≤0.5%

ND

Dichloromethane

≤0.06%

ND

Heptane

≤0.5%

ND

Acetic acid

≤0.5%

ND

Conclusion

The product conforms to the requirements of Enterprise standard.