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5-[(tert-butoxycarbonyl)amino]-2-chloroisonicotinic acid

Also known as: 2-chloro-5-[(2-methylpropan-2-yl)oxycarbonylamino]pyridine-4-carboxylic acid, 2-chloro-5-[(2-methylpropan-2-yl)oxycarbonylamino]pyridine-4-carboxylicaci, 5-((tert-butoxycarbonyl)amino)-2-chloroisonicotinic acid, 5-Amino-2-chloroisonicotinic acid, 5-BOC protected, 5-BOC-AMINO-2-CHLOROPYRIDINE-4-CARBOXYLIC ACID, 5-Boc-amino-2-chloropyridine-4-carboxylic acid, 5-[(TERT-BUTOXYCARBONYL)AMINO]-2-CHLOROISONICOTINIC ACID, 5-[(tert-Butoxycarbonyl)amino]-2-chloropyridine-4-carboxylic acid, 5-[(tert-butoxy)carbonylamino]-2-chloropyridine-4-carboxylic acid, 5-[N-(tert-butoxycarbonyl)amino]-2-chloropyridine-4-carboxylic acid, 4-Pyridinecarboxylic acid, 2-chloro-5-[[(1,1-dimethylethoxy)carbonyl]amino]-

5-[(tert-butoxycarbonyl)amino]-2-chloroisonicotinic acid (CAS 171178-46-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H13ClN2O4 and a molecular weight of 272.685 g/mol. Key properties include a boiling point of 420.6±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 208.2±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
171178-46-4
Jingsj CID
J-15877-0
Molecular Formula
C11H13ClN2O4
Molecular Weight
272.685 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point420.6±45.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point208.2±28.7 °C
Exact Mass272.056396
PSA88.52000
LogP4.38
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.588

Customs & Trade Information

HS Code2933399090
Summary2933399090. 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 5-[(tert-butoxycarbonyl)amino]-2-chloroisonicotinic acid?

The CAS number of 5-[(tert-butoxycarbonyl)amino]-2-chloroisonicotinic acid is 171178-46-4.

What are the molecular formula and molecular weight of 5-[(tert-butoxycarbonyl)amino]-2-chloroisonicotinic acid?

5-[(tert-butoxycarbonyl)amino]-2-chloroisonicotinic acid has molecular formula C11H13ClN2O4 and molecular weight 272.685 g/mol.

What are the upstream and downstream products of 5-[(tert-butoxycarbonyl)amino]-2-chloroisonicotinic acid?

For 5-[(tert-butoxycarbonyl)amino]-2-chloroisonicotinic acid, Upstream Products: Carbon dioxide, tert-butyl N-(6-chloropyridin-3-yl)carbamate, N,N,N',N'-Tetramethylethylenediamine; Downstream Products: 5-Amino-2-chloropyridine-4-carboxylic acid, 6-Chloropyrido[3,4-d]pyrimidin-4(3H)-one.

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

Last updated:

How to cite: Jingsj. "5-[(tert-butoxycarbonyl)amino]-2-chloroisonicotinic acid (CAS 171178-46-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15877-0 (accessed 2026-11-09).

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