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S7882

Sigma-Aldrich

(−)-Scopolamine N-butyl bromide

≥98% (TLC), powder

Synonym(s):

(−)-N-Butylscopolamine bromide, Hyoscine N-butyl bromide

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About This Item

Empirical Formula (Hill Notation):
C21H30BrNO4
CAS Number:
Molecular Weight:
440.37
EC Number:
MDL number:
UNSPSC Code:
12352116
PubChem Substance ID:
NACRES:
NA.77

Quality Level

Assay

≥98% (TLC)

form

powder

optical activity

[α]25/D −20.8°, c = 3 in H2O(lit.)

color

white

solubility

H2O: 50 mg/mL

SMILES string

[Br-].[H][C@@]12C[C@H](C[C@@]([H])([C@]3([H])O[C@]13[H])[N+]2(C)CCCC)OC(=O)[C@H](CO)c4ccccc4

InChI

1S/C21H30NO4.BrH/c1-3-4-10-22(2)17-11-15(12-18(22)20-19(17)26-20)25-21(24)16(13-23)14-8-6-5-7-9-14;/h5-9,15-20,23H,3-4,10-13H2,1-2H3;1H/q+1;/p-1/t15-,16-,17-,18+,19-,20+,22?;/m1./s1

InChI key

HOZOZZFCZRXYEK-GSWUYBTGSA-M

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Application

(−)-Scopolamine N-butyl bromide was used as standard in designing a procedure for quantification of compounds using CE-MS.8

Biochem/physiol Actions

Competitive muscarinic acetylcholine receptor antagonist; antispasmodic.
Scopolamine is an anti-muscarinic and cholinolytic alkaloid that inhibits parasympathetic-cholinergic system.5 The central effects include hallucinations, disorientation, restlessness and euphoria.6 Scopolamine disturb the stimulus detection performance in rats by interfering with the reticular cholinergic pathways.7

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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S Lin et al.
Digestive diseases and sciences, 42(5), 907-914 (1997-05-01)
Expression of muscarinic receptor subtypes in rat gastric smooth muscle was examined with reverse transcriptase-polymerase chain reaction (RT-PCR). Under the condition for detecting the messages of m1-m4 subtypes in brain, atrium, and gastric mucosa, only the fragments of m2 and
K Kurahashi et al.
Life sciences, 61(8), 831-838 (1997-01-01)
The inhibitory effects of atropine, cimetropium, pirenzepine and N-butylscopolamine on the vagal afferent gastric excitatory response in cats under anesthesia with pentobarbital sodium and infusion of gallamine were examined. Electrical stimulation of vagal trunk in left side (10 Hz in
Jens Ohnesorge et al.
Electrophoresis, 26(12), 2360-2375 (2005-06-01)
Different approaches were chosen to examine ionization reproducibility of analytes after separation by capillary electrophoresis-mass spectrometry (CE-MS) in a commercially available sheath-flow electrospray interface. For this task three different standard samples were examined. Sample 1 contained neostigmine bromide (cationic), paracetamol
Esther J de Brouwer et al.
Gastrointestinal endoscopy, 75(4), 835-840 (2012-02-10)
Colonoscopy is used for the detection of neoplastic polyps, although a significant miss rate has been reported. Limited data suggest that the administration of the antispasmodic hyoscine N-butylbromide during colonoscopy improves polyp detection. To investigate whether the use of 20
Yuki Himoto et al.
International journal of gynecological cancer : official journal of the International Gynecological Cancer Society, 25(6), 1079-1085 (2015-04-09)
To assess the prognostic impact of the pretreatment mean apparent diffusion coefficient (ADCmean) values of tumors obtained by diffusion-weighted magnetic resonance imaging. We evaluated the prognostic value of the ADCmean for event-free survival (EFS) and overall survival (OS) among patients

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