4-Nitro-1H-indole-2-carboxylic acid

Modify Date: 2025-08-26 17:37:44

4-Nitro-1H-indole-2-carboxylic acid Structure
4-Nitro-1H-indole-2-carboxylic acid structure
Common Name 4-Nitro-1H-indole-2-carboxylic acid
CAS Number 16732-60-8 Molecular Weight 206.155
Density 1.6±0.1 g/cm3 Boiling Point 520.8±30.0 °C at 760 mmHg
Molecular Formula C9H6N2O4 Melting Point N/A
MSDS N/A Flash Point 268.8±24.6 °C

 Names

Name 4-nitro-1H-indole-2-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.6±0.1 g/cm3
Boiling Point 520.8±30.0 °C at 760 mmHg
Molecular Formula C9H6N2O4
Molecular Weight 206.155
Flash Point 268.8±24.6 °C
Exact Mass 206.032761
PSA 98.91000
LogP 2.04
Vapour Pressure 0.0±1.4 mmHg at 25°C
Index of Refraction 1.761
InChIKey MDWCXENHATUMDQ-UHFFFAOYSA-N
SMILES O=C(O)c1cc2c([N+](=O)[O-])cccc2[nH]1

 Safety Information

HS Code 2933990090

 Synthetic Route

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4-Nitro-1H-indole-2-carboxylic acid Structure

4-Nitro-1H-indo...

CAS#:16732-60-8

Literature: Hadida Ruah, Sara S.; Grootenhuis, Peter D.J.; Van Goor, Frederick; Zhou, Jinglan; Bear, Brian; Miller, Mark T.; McCartney, Jason; Numa, Mehdi Michel Jamel Patent: US2007/244159 A1, 2007 ; Location in patent: Page/Page column 139 ;

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4-Nitro-1H-indole-2-carboxylic acid Structure

4-Nitro-1H-indo...

CAS#:16732-60-8

Literature: Vertex Pharmaceuticals Incorporated Patent: US2012/309758 A1, 2012 ; Location in patent: Page/Page column 68 ; US 20120309758 A1

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4-Nitro-1H-indole-2-carboxylic acid Structure

4-Nitro-1H-indo...

CAS#:16732-60-8

Literature: Parmerter et al. Journal of the American Chemical Society, 1958 , vol. 80, p. 4621

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4-Nitro-1H-indole-2-carboxylic acid Structure

4-Nitro-1H-indo...

CAS#:16732-60-8

Literature: Parmerter et al. Journal of the American Chemical Society, 1958 , vol. 80, p. 4621

~%

4-Nitro-1H-indole-2-carboxylic acid Structure

4-Nitro-1H-indo...

CAS#:16732-60-8

Literature: Vertex Pharmaceuticals Incorporated Patent: US2012/309758 A1, 2012 ; US 20120309758 A1

~%

4-Nitro-1H-indole-2-carboxylic acid Structure

4-Nitro-1H-indo...

CAS#:16732-60-8

Literature: Vertex Pharmaceuticals Incorporated Patent: US2012/309758 A1, 2012 ; US 20120309758 A1

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

4-Nitro-indol-2-carbonsaeure
4-Nitro-1H-indole-2-carboxylic acid
1H-Indole-2-carboxylic acid, 4-nitro-
1H-Indole-2-carboxylic acid,4-nitro
4-Nitro-indol-carbonsaeure-(2)
FC0216
4-nitroindole-2-carboxylic acid
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