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butropium bromide

CAS No.
29025-14-7
Chemical Name:
butropium bromide
Synonyms
BHB;Butropium;Coliopan;Butropan;[3(S)-endo]-;butropium bromide;butoxybenzyl hyoscyamine;N-(Butoxybenzyl)hyoscyamine bromide;(p-Butoxybenzyl)hyoscyaminium bromide;1αH,5αH-Tropanium, 8-(p-butoxybenzyl)-3α-hydroxy-, bromide, (-)-tropate (8CI)
CBNumber:
CB7877900
Molecular Formula:
C28H38NO4.Br
Molecular Weight:
532.51
MDL Number:
MFCD01741617
MOL File:
29025-14-7.mol
TDS File:
TDS
Last updated:2026-04-24 14:56:55

butropium bromide Properties

Melting point 166-168oC
alpha D20 -21.7° (c = 0.5 in water)
storage temp. Refrigerator
solubility DMSO (Slightly), Methanol (Slightly, Sonicated)
form Solid
color White to Off-White
FDA UNII R3K4503MV7

SAFETY

Risk and Safety Statements

Toxicity LD50 in male mice (mg/kg): 1500 orally; 660 s.c.; 12.0 i.v. (Tanaka, Hashimoto, 1972)

butropium bromide price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC TRC-B690080-5MG Butropium Bromide >95%(HPLC) 29025-14-7 5mg $305 2026-06-03 Buy
TRC TRC-B690080-25MG Butropium Bromide >95%(HPLC) 29025-14-7 25mg $1282 2026-06-03 Buy
TRC TRC-B690080-2.5MG Butropium Bromide >95%(HPLC) 29025-14-7 2.5mg $165 2026-06-03 Buy
Biosynth FB19431 Butropium bromide 29025-14-7 2mg $900 2026-06-04 Buy
Biosynth FB19431 Butropium bromide 29025-14-7 1mg $900 2026-06-04 Buy
Product number Packaging Price Buy
TRC-B690080-5MG 5mg $305 Buy
TRC-B690080-25MG 25mg $1282 Buy
TRC-B690080-2.5MG 2.5mg $165 Buy
FB19431 2mg $900 Buy
FB19431 1mg $900 Buy

butropium bromide Chemical Properties, Uses, Production

Chemical Properties

Crystalline Solid

Originator

Coliopan,Eisai,Japan,1974

Uses

Anticholinergic. Antispasmodic.

Definition

ChEBI: Butropium bromide is an organic bromide salt of butropium. It is a drug which suppresses spasm of smooth muscles of internal organs, inhibits gastric acid secretion and relieves abdominal pain. It is used in the treatment of spasmodic pains associated with gastritis, gastric ulcers and cholelithiasis. It has a role as an antispasmodic drug and a muscarinic antagonist. It is an organic bromide salt and a quaternary ammonium salt. It contains a butropium.

Manufacturing Process

To 100 ml of an isopropanol solution containing 11.8 grams of hyoscyamine base were added drop by drop with stirring 10 ml of an isopropanol solution containing 11 grams of p-n-butoxybenzyl bromide. After a while, the reaction mixture had a turbid appearance followed by separation of white crystals.
After stirring for 5 hours at room temperature, the crystals were recovered by filtration, which were then recrystallized from 120 ml of isopropanol. There was obtained 15.8 grams of white needles having the melting point of 158°- 160°C.

Therapeutic Function

Spasmolytic

butropium bromide Preparation Products And Raw materials

Raw materials

Preparation Products

butropium bromide Suppliers

Global Suppliers ( 18)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Chemsky(shanghai)International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
Shaanxi Pioneer Biotech Co., Ltd. 029-029-86629612 18202932191 sales3@pioneerbiotech.com China 297 55
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
Shaanxi Pioneer Biotech Co., Ltd . 029-84385017; +8613259417953 sales@pioneerbiotech.com China 1286 58
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44871 58
Shaanxi Dideu Newmaterial Co., Ltd. 029-63373950 17392216152 1035@dideu.com China 9991 58
LGC Science (Shanghai) Ltd. 17717235263 17717235263 offer.de@lgcgroup.com China 38135 58
DAYANG CHEM (HANGZHOU) CO.,LTD +86-88938639 +86-17705817739 info@dycnchem.com China 53636 58
butropium bromide (p-Butoxybenzyl)hyoscyaminium bromide 1αH,5αH-Tropanium, 8-(p-butoxybenzyl)-3α-hydroxy-, bromide, (-)-tropate (8CI) 8-Azoniabicyclo[3.2.1]octane, 8-[(4-butoxyphenyl)methyl]-3-(3-hydroxy-1-oxo-2-phenylpropoxy)-8-methyl-, bromide, [3(S)-endo]- Coliopan N-(Butoxybenzyl)hyoscyamine bromide butoxybenzyl hyoscyamine Butropan [3(S)-endo]- BHB Butropium 29025-14-7 C28H38NO4Br C28H38BrNO4 Aromatics Heterocycles Intermediates & Fine Chemicals Pharmaceuticals