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P4651

Sigma-Aldrich

Promethazine hydrochloride

histamine receptor antagonist, powder

Synonym(s):

10-[2-(Dimethylamino)propyl]phenothiazine hydrochloride

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About This Item

Empirical Formula (Hill Notation):
C17H20N2S · HCl
CAS Number:
58-33-3
Molecular Weight:
320.88
Beilstein/REAXYS Number:
4166397
EC Number:
200-375-2
MDL number:
MFCD00012652
UNSPSC Code:
12352200
PubChem Substance ID:
24277802
NACRES:
NA.77

Key Documents

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Product Name

Promethazine hydrochloride,

form

powder

Quality Level

200

originator

Wyeth

storage temp.

2-8°C

SMILES string

Cl[H].CC(CN1c2ccccc2Sc3ccccc13)N(C)C

InChI

1S/C17H20N2S.ClH/c1-13(18(2)3)12-19-14-8-4-6-10-16(14)20-17-11-7-5-9-15(17)19;/h4-11,13H,12H2,1-3H3;1H

InChI key

XXPDBLUZJRXNNZ-UHFFFAOYSA-N

Gene Information

human ... HRH1(3269)

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Related Categories

Biochem/physiol Actions

H1 histamine receptor antagonist; CNS depressant; anticholinergic.

Features and Benefits

This compound was developed by Wyeth. To browse the list of other pharma-developed compounds and Approved Drugs/Drug Candidates, click here.

Physical form

Appearance: White or faint yellow, odorless, Crystalline powder, slowly oxidizes and acquires a blue color, on prolonged exposure to air.

Other Notes

Solubility: Freely soluble in water, in hot dehydrated alcohol and in Chloroform. Practically insoluble in ether, in acetone and in ethyl acetate.

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Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Skin Sens. 1

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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

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Certificates of Analysis (COA)

Lot/Batch Number
039M4896V
048M4824V
019M4853V
047M4836V
066M4781V

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A B Wright et al.
Ultrasound in medicine & biology, 25(2), 241-247 (1999-05-13)
This sonographic study was aimed at examining the effect of sedation with promethazine (1.5 mg x kg(-1)), on gastroduodenal function in neonatal piglets. On 3 consecutive days, observations of gastroduodenal motility during the first 3 postprandial h were made in
Z Li et al.
Neuroscience, 70(1), 145-158 (1996-01-01)
Ionic mechanisms responsible for histamine-induced prolonged depolarization in supraoptic nucleus neurons were investigated using whole-cell patch recordings in horizontally prepared brain slices from adult male rats. Bath application of histamine (1-10 microM) in control medium induced membrane depolarization in nine
Frank Fasbender et al.
Archives of toxicology, 94(2), 439-448 (2020-02-16)
Drug-induced liver injury (DILI) represents one of the major causes why drugs have to be withdrawn from the market. In this study, we describe a new interaction between drug-exposed hepatocytes and natural killer (NK) cells. In a previous genome-wide expression
Louis C Leung et al.
Nature, 571(7764), 198-204 (2019-07-12)
Slow-wave sleep and rapid eye movement (or paradoxical) sleep have been found in mammals, birds and lizards, but it is unclear whether these neuronal signatures are found in non-amniotic vertebrates. Here we develop non-invasive fluorescence-based polysomnography for zebrafish, and show-using unbiased, brain-wide
William C Kwan et al.
The Journal of comparative neurology, 527(3), 558-576 (2018-01-03)
The primate visual brain possesses a myriad of pathways, whereby visual information originating at the retina is transmitted to multiple subcortical areas in parallel, before being relayed onto the visual cortex. The dominant retinogeniculostriate pathway has been an area of
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