4,5-dichloro-3-nitropyridin-2-amine

Also known as: 2-Amino-4,5-dichloro-3-nitropyridine, 2-Pyridinamine, 4,5-dichloro-3-nitro-, 4,5-dichloro-3-nitropyridin-2-ylamine, 2-amino-3-nitro-4,5-dichloropyridine

4,5-dichloro-3-nitropyridin-2-amine (CAS 662116-67-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3Cl2N3O2 and a molecular weight of 208.002 g/mol. Key properties include a boiling point of 337.2±37.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 157.7±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 662116-67-8
Jingsj CID: J-1466674-1
Molecular Formula: C₅H₃Cl₂N₃O₂
Molecular Weight: 208.002 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	337.2±37.0 °C at 760 mmHg
Density	1.7±0.1 g/cm3
Flash Point	157.7±26.5 °C
Exact Mass	206.960236
PSA	85.46000
LogP	3.18
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.667

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. 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 4,5-dichloro-3-nitropyridin-2-amine?

The CAS number of 4,5-dichloro-3-nitropyridin-2-amine is 662116-67-8.

What are the molecular formula and molecular weight of 4,5-dichloro-3-nitropyridin-2-amine?

4,5-dichloro-3-nitropyridin-2-amine has molecular formula C5H3Cl2N3O2 and molecular weight 208.002 g/mol.

What are the upstream and downstream products of 4,5-dichloro-3-nitropyridin-2-amine?

For 4,5-dichloro-3-nitropyridin-2-amine, Upstream Products: 4-Chloro-3-nitropyridin-2-amine, N-(4,5-dichloropyridin-2-yl)-2,2-dimethylpropanamide, 4,5-dichloropyridin-2-amine; Downstream Products: 4,5-Dichloropyridine-2,3-diamine.

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. "4,5-dichloro-3-nitropyridin-2-amine (CAS 662116-67-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1466674-1 (accessed 2026-11-09).

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