Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

75517

Sigma-Aldrich

Orphenadrine hydrochloride

≥98.0% (AT)

Synonym(s):

β-Dimethylaminoethyl 2-methylbenzhydryl ether hydrochloride, N,N-Dimethyl-2-(2-methylbenzhydryloxy)ethylamine hydrochloride, o-Methyldiphenhydramine hydrochloride

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C18H23NO · HCl
CAS Number:
Molecular Weight:
305.84
Beilstein/REAXYS Number:
3745818
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

≥98.0% (AT)

form

powder

mp

160-164 °C

functional group

amine
ether
phenyl

SMILES string

Cl.CN(C)CCOC(c1ccccc1)c2ccccc2C

InChI

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

InChI key

UQZKYYIKWZOKKD-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

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.

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

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

[Interaction of drugs with the primary disease - when medicines exacerbate illnesses].
Anne Taegtmeyer et al.
Praxis, 101(6), 363-370 (2012-03-16)
Konrad Rejdak et al.
Brain research bulletin, 84(6), 389-393 (2011-01-29)
The current study was aimed to assess the convulsant potency of orphenadrine (ORPH) in rats together with a screen of different conventional antiepileptic drugs (AEDs) on their efficacy to suppress it. ORPH was administered intraperitoneally (i.p.) in doses of 50-80
Bismi Edwin et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 97, 838-846 (2012-08-21)
Vibrational spectral analysis and quantum chemical computations based on density functional theory have been performed on the anti-neuro-degenerative drug Orphenadrine hydrochloride. The geometry, intermolecular hydrogen bond, and harmonic vibrational frequencies of the title molecule have been investigated with the help
Marianna Borsodi et al.
Orvosi hetilap, 149(39), 1847-1852 (2008-09-23)
The authors compared the potency, safety and tolerability of combined infusion containing non-steroid anti-inflammation diclofenac and central muscle relaxant orphenadrine, and those of tramadol HCl, during postoperative pain relief after low and middle category operations. The test was an open
Pål Gjerden et al.
British journal of clinical pharmacology, 67(2), 228-233 (2008-12-20)
Anticholinergic antiparkinson drugs are used to ameliorate extrapyramidal symptoms caused by either Parkinson's disease or antipsychotic drugs, but their use in the treatment of Parkinson's disease is assumed to be in decline. Patients with psychotic conditions have a high prevalence

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service