2,5-Dihydroxybenzoic acid
SIAL/PHR3329 - certified reference material, pharmaceutical secondary standard
Synonym: Mesalazine EP Impurity G; 2,5-DHBA; DHB; Gentisic acid; Hydroquinonecarboxylic acid
CAS Number: 490-79-9
Empirical Formula (Hill Notation): C7H6O4
Molecular Weight: 154.12
MDL Number: MFCD00002460
Linear Formula: (HO)2C6H3CO2H
Product Type: Chemical
grade | certified reference material |
pharmaceutical secondary standard | |
InChI | 1S/C7H6O4/c8-4-1-2-6(9)5( |
InChI key | WXTMDXOMEHJXQO-UHFFFAOYSA |
mp | 204-208 °C (lit.) |
packaging | pkg of 50 mg |
Quality Level | 300 ![]() |
SMILES string | OC(=O)c1cc(O)ccc1O |
storage temp. | 2-30°C |
Analysis Note: | These secondary standards offer multi-traceability to the USP, EP and BP primary standards, where they are available. |
General description: | Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards |
Other Notes: | This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. |
mp | 204-208 °C (lit.) |
Storage Temp. | 2-30°C |