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Merck

Y0000101

Orphenadrine citrate

European Pharmacopoeia (EP) Reference Standard

Sinónimos:

Orphenadrine citrate salt, β-Dimethylaminoethyl 2-methylbenzhydryl ether citrate salt, o-Methyldiphenhydramine citrate salt

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About This Item

Fórmula empírica (notación de Hill):
C18H23NO · C6H8O7
Número de CAS:
Peso molecular:
461.50
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

orphenadrine

manufacturer/tradename

EDQM

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

OC(=O)CC(CC(O)=O)C(O)=O.CN(C)CCOC(c1ccccc1)c2ccccc2C

InChI

1S/C18H23NO.C6H8O6/c1-15-9-7-8-12-17(15)18(20-14-13-19(2)3)16-10-5-4-6-11-16;7-4(8)1-3(6(11)12)2-5(9)10/h4-12,18H,13-14H2,1-3H3;3H,1-2H2,(H,7,8)(H,9,10)(H,11,12)

InChI key

XLSFUJUURNFSCL-UHFFFAOYSA-N

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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.

Application

Orphenadrine citrate EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Biochem/physiol Actions

Muscarinic receptor antagonist; H1 histamine receptor antagonist; muscle relaxant. Orphenadrine has also been reported to inhibit the noradrenergic transporter and to block the NMDA receptor ion channel.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.

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Referencia del producto
Descripción
Precios

pictograms

Skull and crossbones

signalword

Danger

hcodes

Hazard Classifications

Acute Tox. 3 Oral

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 3


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Mohamed I Walash et al.
Chemistry Central journal, 5, 60-60 (2011-10-11)
A simple, sensitive and rapid spectrophotometric method was developed and validated for the determination of two skeletal muscle relaxants namely, tizanidine hydrochloride (I) and orphenadrine citrate (II) in pharmaceutical formulations. The proposed method is based on the formation of a
Letizzia Dall'Agnol et al.
The journal of pain, 15(8), 845-855 (2014-05-29)
Chronic myofascial pain syndrome has been related to defective descending inhibitory systems. Twenty-four females aged 19 to 65 years with chronic myofascial pain syndrome were randomized to receive 10 sessions of repetitive transcranial magnetic stimulation (rTMS) (n = 12) at
Jean-François Desaphy et al.
Experimental neurology, 255, 96-102 (2014-03-13)
Although the sodium channel blocker mexiletine is considered the first-line drug in myotonia, some patients experiment adverse effects, while others do not gain any benefit. Other antimyotonic drugs are thus needed to offer mexiletine alternatives. In the present study, we

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