Scopolamine butylbromide

Also known as: Hyoscine butylbromide, Butylscopolamine bromide, N-Butylscopolammonium bromide, (-)-N-Butylscopolamine bromide, (-)-Scopolamine N-butyl bromide, Hyoscine N-butyl bromide, Butylmin, Buscapina, Buscapine, Buscol, Buscolamin, Buscolysin, Buscolysine, Buscopan, Butylhyoscine, Butylscopolaminebromide, (1R,2R,4S,5S,7s,9S)-9-Butyl-7-{[(2S)-3-hydroxy-2-phenylpropanoyl]oxy}-9-methyl-3-oxa-9-azoniatricyclo[3.3.1.0^2,4]nonane bromide, 3-Oxa-9-azoniatricyclo[3.3.1.0^2,4]nonane, 9-butyl-7-[(2S)-3-hydroxy-1-oxo-2-phenylpropoxy]-9-methyl-, bromide, (1R,2R,4S,5S)- (1:1)

Scopolamine butylbromide (CAS 149-64-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C21H30BrNO4 and a molecular weight of 440.371 g/mol. Key property: a melting point of 142-1440C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 149-64-4
Jingsj CID: J-48221-7
Molecular Formula: C₂₁H₃₀BrNO₄
Molecular Weight: 440.371 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	142-1440C
Exact Mass	439.135803
PSA	59.06000
Additional Property	H2O: 50 mg/mL

GHS Safety & Compliance

IrritantSignal word: Warning

H302 — Harmful if swallowed

Activity & Biological Data

Additional Information	[1]. Putcha L, et al. Pharmacokinetics and oral bioavailability of scopolamine in normal subjects. Pharm Res. 1989 Jun;6(6):481-5.

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Scopolamine butylbromide?

The CAS number of Scopolamine butylbromide is 149-64-4.

What are the molecular formula and molecular weight of Scopolamine butylbromide?

Scopolamine butylbromide has molecular formula C21H30BrNO4 and molecular weight 440.371 g/mol.

Is Scopolamine butylbromide hazardous?

Scopolamine butylbromide has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of Scopolamine butylbromide?

For Scopolamine butylbromide, Upstream Products: 1-Bromobutane, Methyl bromide.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Scopolamine butylbromide (CAS 149-64-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48221-7 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.