4-(Benzo[d]oxazol-2-yl)aniline

Also known as: 4-(1,3-Benzoxazol-2-yl)aniline, 4-(1,3-Benzoxazol-2-yl)phenylamine, 4-BENZOOXAZOL-2-YL-PHENYLAMINE, 4-Benzooxazol-2-yl-phenylamine, 4-Benzoxazol-2-ylphenylamine, 2-(4-Aminophenyl)benzoxazole, 2-(4-Aminophenyl)benzo[d]oxazole, AKOS BB-8497, ASISCHEM T30955, CHEMBRDG-BB 4101678, LABOTEST-BB LT00133884

4-(Benzo[d]oxazol-2-yl)aniline (CAS 20934-81-0) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C13H10N2O and a molecular weight of 210.23100 g/mol. Key properties include a boiling point of 361.4ºC at 760mmHg, a density of 1.257g/cm3 and a flash point of 172.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20934-81-0
Jingsj CID: J-1970443-9
Molecular Formula: C₁₃H₁₀N₂O
Molecular Weight: 210.23100 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	361.4ºC at 760mmHg
Density	1.257g/cm3
Flash Point	172.4ºC
Exact Mass	210.07900
PSA	52.05000
LogP	3.65820
Vapor Pressure	2.08E-05mmHg at 25°C
Refractive Index	1.682

Activity & Biological Data

Additional Information	[1]. Shi DF, et al. Antitumor benzothiazoles. 3. Synthesis of 2-(4-aminophenyl)benzothiazoles and evaluation of their activities against breast cancer cell lines in vitro and in vivo. J Med Chem. 1996 Aug 16;39(17):3375-84.

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 4-(Benzo[d]oxazol-2-yl)aniline?

The CAS number of 4-(Benzo[d]oxazol-2-yl)aniline is 20934-81-0.

What are the molecular formula and molecular weight of 4-(Benzo[d]oxazol-2-yl)aniline?

4-(Benzo[d]oxazol-2-yl)aniline has molecular formula C13H10N2O and molecular weight 210.23100 g/mol.

What are the upstream and downstream products of 4-(Benzo[d]oxazol-2-yl)aniline?

For 4-(Benzo[d]oxazol-2-yl)aniline, Upstream Products: 4-aminobenzoic acid, 2-Aminophenol, 4-Aminobenzamide; Downstream Products: 1-(4-(Benzo[d]oxazol-2-yl)phenyl)-1H-pyrrole-2,5-dione.

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. "4-(Benzo[d]oxazol-2-yl)aniline (CAS 20934-81-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1970443-9 (accessed 2026-11-09).

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