PHR1048
4-Hydroxybenzoic acid
Pharmaceutical Secondary Standard; Certified Reference Material
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About This Item
Linear Formula:
HOC6H4CO2H
CAS Number:
Molecular Weight:
138.12
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
EC Number:
202-804-9
Beilstein/REAXYS Number:
970950
MDL number:
Quality Segment
grade
certified reference material, pharmaceutical secondary standard
agency
traceable to USP 1609013
API family
4-hydroxybenzoic acid
CofA
current certificate can be downloaded
technique(s)
HPLC: suitable, gas chromatography (GC): suitable
mp
213-217 °C (lit.)
application(s)
cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
pharmaceutical (small molecule)
format
neat
storage temp.
2-30°C
SMILES string
OC(=O)c1ccc(O)cc1
InChI
1S/C7H6O3/c8-6-3-1-5(2-4-6)7(9)10/h1-4,8H,(H,9,10)
InChI key
FJKROLUGYXJWQN-UHFFFAOYSA-N
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. 4-Hydroxybenzoic acid belongs to the class of aromatic acids, which may be used as a preservative in cosmetics, pharmaceuticals and as a synthetic flavoring agent in food products.
This compound can be found as a component in plants of the genus: aloe, carum, cinnamomum, lycium, thymus
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 and EP (PhEur) primary standards, where they are available.
Other Notes
Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.
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.
To see an example of a Certificate of Analysis for this material enter LRAB2176 in the slot below. This is an example certificate only and may not be the lot that you receive.
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signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
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