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1,3-Bis(4-carboxyphenoxy)propane

Also known as: 4,4'-(Propane-1,3-diylbis(oxy))dibenzoic acid, 4,4'-propanediyldioxy-di-benzoic acid, Benzoic acid, 4,4'-[1,3-propanediylbis(oxy)]bis-, 4,4-propanediyldioxydibenzoic acid, 4-[3-(4-carboxyphenoxy)propoxy]benzoic acid

1,3-Bis(4-carboxyphenoxy)propane (CAS 3753-81-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C17H16O6 and a molecular weight of 316.30500 g/mol. Key properties include a melting point of 310ºC(lit.), a boiling point of 533.5ºC at 760 mmHg, a density of 1.318g/cm3 and a flash point of 196.7ºC. It is classified under GHS with signal word Warning and hazard statements H317 — May cause an allergic skin reaction and H400 — Very toxic to aquatic life. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3753-81-9
Jingsj CID
J-1324762-6
Molecular Formula
C17H16O6
Molecular Weight
316.30500 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point310ºC(lit.)
Boiling Point533.5ºC at 760 mmHg
Density1.318g/cm3
Flash Point196.7ºC
Exact Mass316.09500
PSA93.06000
LogP2.93090
Refractive Index1.602

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H317 — May cause an allergic skin reaction
  • H400 — Very toxic to aquatic life

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,3-Bis(4-carboxyphenoxy)propane?

The CAS number of 1,3-Bis(4-carboxyphenoxy)propane is 3753-81-9.

What are the molecular formula and molecular weight of 1,3-Bis(4-carboxyphenoxy)propane?

1,3-Bis(4-carboxyphenoxy)propane has molecular formula C17H16O6 and molecular weight 316.30500 g/mol.

Is 1,3-Bis(4-carboxyphenoxy)propane hazardous?

1,3-Bis(4-carboxyphenoxy)propane has GHS signal word Warning and hazard statements H317 — May cause an allergic skin reaction; H400 — Very toxic to aquatic life.

What are the upstream and downstream products of 1,3-Bis(4-carboxyphenoxy)propane?

For 1,3-Bis(4-carboxyphenoxy)propane, Upstream Products: 1,3-Dibromopropane, 4-Hydroxybenzoic acid, Ethylparaben.

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

Last updated:

How to cite: Jingsj. "1,3-Bis(4-carboxyphenoxy)propane (CAS 3753-81-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1324762-6 (accessed 2026-11-09).

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