3-Bromo-1-adamantanecarboxylic acid

Also known as: 3-Bromoadamantane-1-carboxylic acid, 1-bromo-3-adamantanecarboxylic acid, 1-Bromoadamantane-3-carboxylic acid, 3-Bromotricyclo[3.3.1.1~3,7~]decane-1-carboxylic acid, 1-Bromo-3-carboxyadamantane, 3-bromo-1-carboxyadamantane, 3-Bromadamantan-1-carbonsaeure, 3-Bromadamantancarbonsaeure, 1-Bromo-3-Adamantane Carboxylic Acid, 3-Bromo-1-Adamantane Carboxylic Acid, 3-Bromo-1-Amantane Carboxylic Acid, Tricyclo[3.3.1.1]decane-1-carboxylic acid, 3-bromo-

3-Bromo-1-adamantanecarboxylic acid (CAS 21816-08-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H15BrO2 and a molecular weight of 259.140 g/mol. Key properties include a melting point of 147-148ºC, a boiling point of 354.2±25.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 168.0±23.2 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 21816-08-0
Jingsj CID: J-1498370-1
Molecular Formula: C₁₁H₁₅BrO₂
Molecular Weight: 259.140 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	147-148ºC
Boiling Point	354.2±25.0 °C at 760 mmHg
Density	1.7±0.1 g/cm3
Flash Point	168.0±23.2 °C
Exact Mass	258.025543
PSA	37.30000
LogP	2.61
Vapor Pressure	0.0±1.7 mmHg at 25°C
Refractive Index	1.638
Storage Conditions	2-8°C

GHS Safety & Compliance

IrritantSignal word: Warning

H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2916209090
Summary	2916209090 other cyclanic, cyclenic or cyclotherpenic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Bromo-1-adamantanecarboxylic acid?

The CAS number of 3-Bromo-1-adamantanecarboxylic acid is 21816-08-0.

What are the molecular formula and molecular weight of 3-Bromo-1-adamantanecarboxylic acid?

3-Bromo-1-adamantanecarboxylic acid has molecular formula C11H15BrO2 and molecular weight 259.140 g/mol.

Is 3-Bromo-1-adamantanecarboxylic acid hazardous?

3-Bromo-1-adamantanecarboxylic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 3-Bromo-1-adamantanecarboxylic acid?

For 3-Bromo-1-adamantanecarboxylic acid, Upstream Products: 1-Adamantanecarboxylic acid, 3-Hydroxy-1-adamantanecarboxylic acid; Downstream Products: 3-chloroadamantane-1-carboxylic acid, 1-(p-Tolyl)-3-adamantanecarboxylic acid, 3-(4-hydroxyphenyl)adamantane-1-carboxylic acid.

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. "3-Bromo-1-adamantanecarboxylic acid (CAS 21816-08-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498370-1 (accessed 2026-11-09).

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