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Docosanedioic acid

Also known as: 1,22-Docosanedioic acid, 1,20-Eicosanedicarboxylic acid, Behenic acid, Docosandioic acid, Docosanedicarboxylic acid, N-Docosanoic acid, Docosandisaeure, Felogenic acid, Phellogenic acid, Phelogenic acid, Dicarboxylic acid C22, C22:0 fatty acid, Carboxylic acid C22

Docosanedioic acid (CAS 505-56-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C22H42O4 and a molecular weight of 370.566 g/mol. Key properties include a melting point of 72-80 °C(lit.), a boiling point of 527.0±23.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 286.6±19.1 °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.
505-56-6
Jingsj CID
J-18066-5
Molecular Formula
C22H42O4
Molecular Weight
370.566 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point72-80 °C(lit.)
Boiling Point527.0±23.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point286.6±19.1 °C
Exact Mass370.308319
PSA74.60000
LogP8.24
Vapor Pressure0.0±3.0 mmHg at 25°C
Refractive Index1.474

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Activity & Biological Data

TargetNon-cleavable
Additional Information[1]. Beck A, et al. Strategies and challenges for the next generation of antibody-drug conjugates. Nat Rev Drug Discov. 2017;16(5):315-337. [2]. Nalawansha DA, et al. PROTACs: An Emerging Therapeutic Modality in Precision Medicine. Cell Chem Biol. 2020;27(8):998-985.

Customs & Trade Information

HS Code2917190090
Summary2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Docosanedioic acid?

The CAS number of Docosanedioic acid is 505-56-6.

What are the molecular formula and molecular weight of Docosanedioic acid?

Docosanedioic acid has molecular formula C22H42O4 and molecular weight 370.566 g/mol.

Is Docosanedioic acid hazardous?

Docosanedioic 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 Docosanedioic acid?

For Docosanedioic acid, Upstream Products: Sebacic acid, Sebacoyl chloride, 11-Bromoundecanoic acid; Downstream Products: 1,22-Docosanediol.

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

Last updated:

How to cite: Jingsj. "Docosanedioic acid (CAS 505-56-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18066-5 (accessed 2026-11-09).

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