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PHR3329

Supelco

2,5-Dihydroxybenzoic acid

certified reference material, pharmaceutical secondary standard

Synonym(s):

Mesalazine EP Impurity G, 2,5-DHBA, DHB, Gentisic acid, Hydroquinonecarboxylic acid

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About This Item

Linear Formula:
(HO)2C6H3CO2H
CAS Number:
490-79-9
Molecular Weight:
154.12
Beilstein:
2209119
MDL number:
MFCD00002460
UNSPSC Code:
12352103

grade

certified reference material
pharmaceutical secondary standard

Quality Level

300

packaging

pkg of 50 mg

mp

204-208 °C (lit.)

storage temp.

2-30°C

SMILES string

OC(=O)c1cc(O)ccc1O

InChI

1S/C7H6O4/c8-4-1-2-6(9)5(3-4)7(10)11/h1-3,8-9H,(H,10,11)

InChI key

WXTMDXOMEHJXQO-UHFFFAOYSA-N

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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

Application

These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.

Analysis Note

These secondary standards offer multi-traceability to the USP, EP and BP primary standards, where they are available.

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.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302

Precautionary Statements

P264 - P270 - P301 + P312 - P501

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
LRAC7843

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