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Merck
CN

PHR8414

Estriol Related Compound A

certified reference material, pharmaceutical secondary standard

Synonym(s):

(16α,17β)-Estra-1,3,5(10),9(11)-tetraene-3,16,17-triol, Estra-1,3,5(10),9(11)-tetraene-3,16alpha,17Beta-triol

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About This Item

Empirical Formula (Hill Notation):
C18H22O3
CAS Number:
246021-20-5
Molecular Weight:
286.37
UNSPSC Code:
85151701
NACRES:
NA.24

Key Documents

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InChI key

ZWHFPHWLYUMTGY-WKULXVSPSA-N

InChI

1S/C18H22O3/c1-18-7-6-13-12-5-3-11(19)8-10(12)2-4-14(13)15(18)9-16(20)17(18)21/h3,5-6,8,14-17,19-21H,2,4,7,9H2,1H3/t14-,15+,16-,17+,18+/m1/s1

SMILES string

O[C@@H]1[C@@]2([C@H]([C@@H]3CCc4c(ccc(c4)O)C3=CC2)C[C@H]1O)C

grade

certified reference material, pharmaceutical secondary standard

agency

traceable to USP (Reference Standard 1254519)

API family

estriol

CofA

current certificate can be downloaded

packaging

pkg of 1 mL

concentration

1 mg/mL

application(s)

pharmaceutical

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

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.

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1

target_organs

Eyes,Central nervous system

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

49.5 °F - closed cup

flash_point_c

9.7 °C - closed cup

Regulatory Information

新产品
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Certificates of Analysis (COA)

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