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5-Nitroindazole

HCID 21501
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Basic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
5401-94-5
Standard SMILES
O=[N+]([O-])c1ccc2[nH]ncc2c1
InChIKey
WSGURAYTCUVDQL-UHFFFAOYSA-N
Molecular formula
C7H5N3O2
Average molar mass
163.13 g/mol
Monoisotopic mass
163.03817641

Names & identifiers

Preferred name
5-Nitroindazole
IUPAC
5-nitro-1H-indazole
English name
5-Nitroindazole
Molecular formula
C7H5N3O2
Molecular weight
163.13

Names & synonyms

5-Nitroindazole5-Nitro-1H-indazole5401-94-51H-INDAZOLE, 5-NITRO-DTXSID5049316235Y7P37ZDNSC-5032DTXCID4029272RefChem:103267226-451-55-nitro-1H-indazol5-nitro-2H-indazole
Show more names
3-(METHYLAMINO)-1-PHENYLPROPAN-1-OLN-METHYL-3-HYDROXY-3-PHENYL PROPYLAMINE3-METHYLAMINO-1-PHENYLPROPANOL5-Nitroindazoles5-Nitroindazole>1H-Indazole,5-nitro-
MFCD000056935-Nitroindazol5-nitro-indazole5-nitro-IH-indazole4lm0NITROINDAZOLE, 5-INDAZOLE, 5-NITRO-CHEMBL165372

Database identifiers

CAS
5401-94-5
PubChem CID
21501
DTXSID
DTXSID5049316
ChEMBL
CHEMBL165372
UNII
235Y7P37ZD
EC Number
226-451-5
Nikkaji
J2.232B

Properties

Computed structural properties

XLogP
2
Topological polar surface area
74.5 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
3
Rotatable bonds
0
Heavy atoms
12
Formal charge
0
Complexity
192

Experimental & physicochemical properties

Chemical ClassesNitrogen Compounds -> Other Nitrogen Rings
DrugsPharmaceuticals -> Listed in ZINC15
SpringerMaterials Properties15N nuclear magnetic resonance spectrum
LogP1.68
Solubility14.2 [ug/mL] (The mean of the results at pH 7.4)
Vapor Pressure0.0000128 [mmHg]
Physical DescriptionYellow odorless powder; [Eastman Kodak MSDS]

Physicochemical properties

Melting point
207 °C · 207 °C
Boiling point
383.3 · 383.3±15.0 °C(Predicted)
Density
1.525 · 1.525±0.06 g/cm3(Predicted)
storage temp.

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 5 items

This chemical does not meet GHS hazard criteria for 2% (1 of 50) of reports.

Warning

H302 (88%): Harmful if swallowed [Warning Acute toxicity, oral]

P203, P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P318, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 50 reports by companies from 10 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Regulatory Information · 2 items

Chemical: 1H-Indazole, 5-nitro-

1H-Indazole, 5-nitro-: Does not have an individual approval but may be used under an appropriate group standard

Hazards SummaryMay cause transient irritation; NOAEL for 12-day oral study of rats = 81 mg/kg/day; [Eastman Kodak MSDS]
Hazard Classes and CategoriesAcute Tox. 4 (88%)

Safety data

wgk
2
tsca
TSCA listed
rtecs
NK7962000
hs_code
29339990
risk_code
22-36/37/38-68-36-20/21/22
Signal word
Warning
Symbol(GHS)
GHS08,GHS07
hazard_code
Xn,Xi
hazard_note
Irritant

Chemistry & industry

Uses & manufacturing

UsesPossesses antifungal activity; [REPROTOX]
General Manufacturing Information1H-Indazole, 5-nitro-: ACTIVE

Applications

Uses5-Nitroindazole inhibits citrulline formation by Ca2+-calmodulin (CaM)-dependent nitric oxide synthase from bovine brain. Nitration of 5-nitroindazole with nitric acid and acetic anhydride yields 3,5-dintroindazole and 2,5-dinitroindazole.

Upstream & downstream products

Upstream raw materials

2-Methyl-4-nitroaniline5-AminoindazoleN-(1)-Boc-5-nitro-indazole2-Fluoro-5-nitrobenzaldehydeIndazole5-NitrosalicylaldehydeN,N-DimethylformamideHydrazine hydrate

Downstream products

1H-Indazol-5-ol1-Boc-5-amino-indazole1-Methyl-1H-indazol-5-amine5-Amino-3-phenyl-1H-indazole

Related reactions

114 records
New reaction record
HRID 38510 reaction equation
HRID 38510As reactantuspto-grants-2013_09
HRID 38547 reaction equation
HRID 38547As reactantuspto-grants-2013_09
HRID 92412 reaction equation
HRID 92412As reactantTraining data from https://doi.org/10.1039/C8SC04228D (2/10)
HRID 102566 reaction equation
HRID 102566As reactantTraining data from https://doi.org/10.1039/C8SC04228D (2/10)
HRID 117066 reaction equation
HRID 117066As reactantTraining data from https://doi.org/10.1039/C8SC04228D (2/10)
HRID 137822 reaction equation
HRID 137822As reactantTraining data from https://doi.org/10.1039/C8SC04228D (9/10)
HRID 147245 reaction equation
HRID 147245As reactantTraining data from https://doi.org/10.1039/C8SC04228D (9/10)
HRID 171201 reaction equation
HRID 171201As reactantTraining data from https://doi.org/10.1039/C8SC04228D (9/10)
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Compound notes

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On this pageBasic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
More actions
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Sealed in dry,Room Temperature
pka
11.71 · 11.71±0.40(Predicted)
form
powder to crystal
color
White to Light red to Green
BRN
7936 · 7936
InChI
InChI=1S/C7H5N3O2/c11-10(12)6-1-2-7-5(3-6)4-8-9-7/h1-4H,(H,8,9)
InChIKey
WSGURAYTCUVDQL-UHFFFAOYSA-N
SMILES
N1C2=C(C=C([N+]([O-])=O)C=C2)C=N1
CAS DataBase Reference
5401 · 5401-94-5(CAS DataBase Reference)
FDA UNII
235 Y7P37ZD · 235Y7P37ZD
EPA Substance Registry System
5 · 5-Nitroindazole (5401-94-5)
Symbol(GHS)
8 · GHS08,GHS07
Signal word
Warning
Hazard statements
302 · H302-H315-H319-H335-H341
Precautionary statements
261 · P261-P305+P351+P338-P201-P280-P405-P501a
Hazard Codes
Xn,Xi
Risk Statements
22 · 22-36/37/38-68-36-20/21/22
Safety Statements
26 · 26-36/37/39
WGK Germany
2 · 2
RTECS
7962000 · NK7962000
Hazard Note
Irritant
TSCA
TSCA listed
HS Code
29339990 · 29339990
safety_code
26-36/37/39
Hazard statements
H302-H315-H319-H335-H341
Precautionary statements
P261-P305+P351+P338-P201-P280-P405-P501a
5-Iodo-1H-indazole
(5-nitroindazol-1-yl)-(3,4,5-trimethoxyphenyl)methanone
1-(Piperidin-4-yl)-1H-indazol-5-aMine