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Merck
CN

PHR2557

Prednisolone Impurity I

certified reference material, pharmaceutical secondary standard

Synonym(s):

(8S,9S,10R,11S,13S,14S,17S)-11-Hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one

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About This Item

Empirical Formula (Hill Notation):
C21H28O4
CAS Number:
13479-38-4
Molecular Weight:
344.44
UNSPSC Code:
41116107
NACRES:
NA.24

Key Documents

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SMILES string

OC1C2C(C4C(C(CC4)C(=O)CO)(C1)C)CCC3=CC(=O)C=CC32C

InChI

1S/C21H28O4/c1-20-8-7-13(23)9-12(20)3-4-14-15-5-6-16(18(25)11-22)21(15,2)10-17(24)19(14)20/h7-9,14-17,19,22,24H,3-6,10-11H2,1-2H3

InChI key

ZFQSDPPADTWKDI-UHFFFAOYSA-N

grade

certified reference material, pharmaceutical secondary standard

description

Pharmaceutical Secondary Standard; Certified Reference Material

API family

prednisolone

form

solid

packaging

pkg of 50 mg

application(s)

pharmaceutical small molecule

storage temp.

-10 to -25°C

Quality Level

300

Related Categories

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 and EP 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.

Storage Class

11 - Combustible Solids

wgk

WGK 3

Regulatory Information

涉药品监管产品
This item has

Certificates of Analysis (COA)

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