1H-Indazole

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Names

[ CAS No. ]:
271-44-3

[ Name ]:
1H-Indazole

[Synonym ]:
isoindazole
Indazole
1H-Indazole
indazole-
MFCD00005691
EINECS 205-978-4
1,2-Benzopyrazole
1h-indazol
1,2-Benzodiazole
BENZOPYRAZOLE
Indazol
2-Azaindole
benzodiazole

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
270.0±9.0 °C at 760 mmHg

[ Melting Point ]:
145-148 °C(lit.)

[ Molecular Formula ]:
C7H6N2

[ Molecular Weight ]:
118.136

[ Flash Point ]:
128.5±11.7 °C

[ Exact Mass ]:
118.053101

[ PSA ]:
28.68000

[ LogP ]:
1.82

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.697

[ Water Solubility ]:
SOLUBLE IN HOT WATER

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NK7745000
CHEMICAL NAME :
1H-Indazole
CAS REGISTRY NUMBER :
271-44-3
LAST UPDATED :
199501
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C7-H6-N2
MOLECULAR WEIGHT :
118.15
WISWESSER LINE NOTATION :
T56 BMNJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
440 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 6,480,1963

Safety Information

[ Hazard Codes ]:
Xi

[ Safety Phrases ]:
S22-S24/25

[ WGK Germany ]:
3

[ RTECS ]:
NK7745000

[ HS Code ]:
29339990

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-Chlorobenzaldehyde
  • Bis(pinacolato)diboron
  • 4-Bromoindazole
  • 2-trimethylsilylphenyl triflate
  • (Trimethylsilyl)diazomethane
  • 2,2-dimethyl-5-(phenylhydrazinylidene)-1,3-dioxane-4,6-dione
  • 2-Fluorobenzaldehyde
  • 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl triflate
  • 3-trimethylsilylindazole
  • 2-AMINOBENZYLAMINE

DownStream

  • 3-bromo-1-methyl-1H-indazole
  • INDAZOL-1-YL-ACETIC ACID
  • 7-Methyl-1H-indazole
  • 1H-Indazol-1-amine
  • 2H-Indazol-2-amine
  • 3,5-Dichloro-1H-indazole
  • 3-Chloro-1H-indazole
  • (3-methylindazol-1-yl)methanol
  • 3-Bromo-1H-indazole
  • 3,5-dibromo-1H-indazole

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%

Related Compounds

  • 1H-Indazole
  • 1H-Indazole-5-thiol
  • 3-ethyl-1H-indazole
  • 3-Cyano-1H-indazole
  • 7-cyano-1H-indazole
  • 1-Methyl-1H-indazole
  • 4-(3-(furan-2-yl)-6-oxopyridazin-1(6H)-yl)-N-(4-sulfamoylphenethyl)butanamide
  • 2-(3-cyclohexyl-2,4-dioxo-2,3,4,5,6,7-hexahydro-1H-cyclopenta[d]pyrimidin-1-yl)-N-(2-methoxyphenyl)acetamide
  • 2-(3-cyclohexyl-2,4-dioxo-2,3,4,5,6,7-hexahydro-1H-cyclopenta[d]pyrimidin-1-yl)-N-(3-methoxyphenyl)acetamide
  • 2-(3-cyclohexyl-2,4-dioxo-2,3,4,5,6,7-hexahydro-1H-cyclopenta[d]pyrimidin-1-yl)-N-(2,4-dimethoxyphenyl)acetamide
  • N-(3-chlorophenyl)-2-(3-cyclohexyl-2,4-dioxo-2,3,4,5,6,7-hexahydro-1H-cyclopenta[d]pyrimidin-1-yl)acetamide
  • 2-(3-cyclohexyl-2,4-dioxo-2,3,4,5,6,7-hexahydro-1H-cyclopenta[d]pyrimidin-1-yl)-N-(3-fluorophenyl)acetamide
  • methyl 4-{[(3-cyclohexyl-2,4-dioxo-2,3,4,5,6,7-hexahydro-1H-cyclopenta[d]pyrimidin-1-yl)acetyl]amino}benzoate
  • 2-(3-cyclohexyl-2,4-dioxo-2,3,4,5,6,7-hexahydro-1H-cyclopenta[d]pyrimidin-1-yl)-N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)acetamide
  • 2-(3-cyclohexyl-2,4-dioxo-2,3,4,5,6,7-hexahydro-1H-cyclopenta[d]pyrimidin-1-yl)-N-(pyridin-3-ylmethyl)acetamide
  • 2-(3-cyclohexyl-2,4-dioxo-2,3,4,5,6,7-hexahydro-1H-cyclopenta[d]pyrimidin-1-yl)-N-(quinolin-6-yl)acetamide
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