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Merck
CN

1268604

USP

Etidronic acid monohydrate

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

(1-Hydroxyethylidene)bisphosphonic acid monohydrate, 1-Hydroxyethylidenediphosphonic acid

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About This Item

Empirical Formula (Hill Notation):
C2H8O7P2 · H2O
CAS Number:
25211-86-3
Molecular Weight:
224.04
NACRES:
NA.24
PubChem Substance ID:
329749813
UNSPSC Code:
41116107
MDL number:
MFCD10567440

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Product Name

Etidronic acid monohydrate, United States Pharmacopeia (USP) Reference Standard

InChI

1S/C2H8O7P2.H2O/c1-2(3,10(4,5)6)11(7,8)9;/h3H,1H3,(H2,4,5,6)(H2,7,8,9);1H2

SMILES string

O.CC(O)(P(O)(O)=O)P(O)(O)=O

InChI key

KKNZXUHBWLPUFN-UHFFFAOYSA-N

grade

pharmaceutical primary standard

API family

etidronic acid

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

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Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Application

Etidronic acid monohydrate USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Etidronate Disodium
  • Etidronate Disodium Tablets

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Other Notes

Sales restrictions may apply.

pictograms

CorrosionEnvironment
GHS05,GHS09

signalword

Danger

hcodes

H318,H411

Hazard Classifications

Aquatic Chronic 2 - Eye Dam. 1

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

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