The stability of this product in solution has not been evaluated. However, product 47130-U is a 10 mg/mL solution of Ergosterol in chloroform. This product is stored at 2-8°C and is assigned a shelf life of 1 year.
PHR1512
Ergosterol
Pharmaceutical Secondary Standard; Certified Reference Material
Sinónimos:
Ergosterol, 3β-Hydroxy-5,7,22-ergostatriene, 5,7,22-Ergostatrien-3β-ol, Provitamin D2
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200 MG
$105.30
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200 MG
$105.30
About This Item
Fórmula empírica (notación de Hill):
C28H44O
Número de CAS:
Peso molecular:
396.65
Beilstein/REAXYS Number:
2338604
EC Number:
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24
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grade
certified reference material
pharmaceutical secondary standard
Quality Level
agency
traceable to Ph. Eur. E1100000
traceable to USP 1241007
API family
ergosterol
form
solid
CofA
current certificate can be downloaded
technique(s)
HPLC: suitable
gas chromatography (GC): suitable
mp
156-158 °C (lit.)
application(s)
pharmaceutical (small molecule)
format
neat
storage temp.
2-8°C
SMILES string
[H][C@@]1(CC[C@@]2([H])C3=CC=C4C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@]12C)[C@H](C)\C=C\[C@H](C)C(C)C
InChI
1S/C28H44O/c1-18(2)19(3)7-8-20(4)24-11-12-25-23-10-9-21-17-22(29)13-15-27(21,5)26(23)14-16-28(24,25)6/h7-10,18-20,22,24-26,29H,11-17H2,1-6H3/b8-7+/t19-,20+,22-,24+,25-,26-,27-,28+/m0/s1
InChI key
DNVPQKQSNYMLRS-APGDWVJJSA-N
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General description
Ergosterol is a biological precursor of Vitamin D2 found in cell membranes of fungi and some protists such as trypanosomes. It is a major sterol found in fungal cell membranes.[1]
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.
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.
Footnote
To see an example of a Certificate of Analysis for this material enter LRAA3319 in the slot below. This is an example certificate only and may not be the lot that you receive.
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Referencia del producto
Descripción
Precios
hcodes
Hazard Classifications
Aquatic Chronic 4
Storage Class
11 - Combustible Solids
wgk_germany
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
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Certificados de análisis (COA)
Lot/Batch Number
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If I make solutions from the product, at what condition should I storage it? Should it also be storage at 4-8°C as it's powdered form?
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