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N-(4,5-difluoro-2-nitrophenyl)acetamide

Also known as: 4,5-Difluoro-2-nitroacetanilide, 4',5'-Difluoro-2'-nitroacetanilide, 4,5-Difluoro-2-nitrophenylacetamide, Acetamide, N-(4,5-difluoro-2-nitrophenyl)-, BUTTPARK 19\04-56, BUTTPARK 1904-56, N-(4,5-difluoro-2-nitrophenyl)acetamide

N-(4,5-difluoro-2-nitrophenyl)acetamide (CAS 1662-21-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H6F2N2O3 and a molecular weight of 216.14200 g/mol. Key properties include a boiling point of 375.9ºC at 760 mmHg, a density of 1.513g/cm3 and a flash point of 181.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1662-21-1
Jingsj CID
J-1088949-3
Molecular Formula
C8H6F2N2O3
Molecular Weight
216.14200 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point375.9ºC at 760 mmHg
Density1.513g/cm3
Flash Point181.1ºC
Exact Mass216.03500
PSA74.92000
LogP2.42760
Vapor Pressure7.55E-06mmHg at 25°C
Refractive Index1.573

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. 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 N-(4,5-difluoro-2-nitrophenyl)acetamide?

The CAS number of N-(4,5-difluoro-2-nitrophenyl)acetamide is 1662-21-1.

What are the molecular formula and molecular weight of N-(4,5-difluoro-2-nitrophenyl)acetamide?

N-(4,5-difluoro-2-nitrophenyl)acetamide has molecular formula C8H6F2N2O3 and molecular weight 216.14200 g/mol.

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

Last updated:

How to cite: Jingsj. "N-(4,5-difluoro-2-nitrophenyl)acetamide (CAS 1662-21-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1088949-3 (accessed 2026-11-09).

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