6-Hydroxyindazole

Modify Date: 2026-07-01 06:10:50

6-Hydroxyindazole Structure
6-Hydroxyindazole structure
Common Name 6-Hydroxyindazole
CAS Number 23244-88-4 Molecular Weight 134.135
Density 1.4±0.1 g/cm3 Boiling Point 366.5±15.0 °C at 760 mmHg
Molecular Formula C7H6N2O Melting Point 157-160ºC
MSDS N/A Flash Point 175.5±20.4 °C

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1,2-dihydroindazol-6-one
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.4±0.1 g/cm3
Boiling Point 366.5±15.0 °C at 760 mmHg
Melting Point 157-160ºC
Molecular Formula C7H6N2O
Molecular Weight 134.135
Flash Point 175.5±20.4 °C
Exact Mass 134.048019
PSA 48.91000
LogP 1.08
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.760

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NK8010000
CHEMICAL NAME :
6-Indazolol
CAS REGISTRY NUMBER :
23244-88-4
BEILSTEIN REFERENCE NO. :
0003215
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C7-H6-N2-O
MOLECULAR WEIGHT :
134.15
WISWESSER LINE NOTATION :
T56 BM DNJ HQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
180 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04549

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi
Risk Phrases 36/37/38
Safety Phrases 26-36:-
HS Code 2933990090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~77%

6-Hydroxyindazole Structure

6-Hydroxyindazole

CAS#:23244-88-4

Learn More
Literature: Vernekar, Sanjeev Kumar V.; Hallaq, Hasan Y.; Clarkson, Guy; Thompson, Andrew J.; Silvestr, Linda; Lummis, Sarah C. R.; Lochner, Martin Journal of Medicinal Chemistry, 2010 , vol. 53, # 5 p. 2324 - 2328

~88%

6-Hydroxyindazole Structure

6-Hydroxyindazole

CAS#:23244-88-4

Learn More
Literature: THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL; JIN, Jian; ROTH, Bryan; FRYE, Stephen Patent: WO2012/3418 A2, 2012 ; Location in patent: Page/Page column 73-74 ; WO 2012/003418 A2

~%

6-Hydroxyindazole Structure

6-Hydroxyindazole

CAS#:23244-88-4

Learn More
Literature: Chemische Berichte, , vol. 23, p. 3642 Chemische Berichte, , vol. 25, p. 3152

~%

6-Hydroxyindazole Structure

6-Hydroxyindazole

CAS#:23244-88-4

Learn More
Literature: WO2012/3418 A2, ; WO 2012/003418 A2

~%

6-Hydroxyindazole Structure

6-Hydroxyindazole

CAS#:23244-88-4

Learn More
Literature: Chemische Berichte, , vol. 23, p. 3642 Chemische Berichte, , vol. 25, p. 3152

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

1(2)H-Indazol-6-ol
Indazole,6-hydroxy
6-indazolol
6-Hydroxyindazole
6-Hydroxy 1H-indazole
1H-Indazol-6-ol
6-Hydroxy-1H-indazole
indazol-6-ol
EINECS 245-519-5

 6-Hydroxyindazole | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the English name of 1,2-dihydroindazol-6-one?
A: The English name of 1,2-dihydroindazol-6-one is 1,2-dihydroindazol-6-one.
Q: What is the melting point of 1,2-dihydroindazol-6-one?
A: Melting point of 1,2-dihydroindazol-6-one is 157-160ºC.
Q: What English synonyms does 1,2-dihydroindazol-6-one have?
A: English synonyms of 1,2-dihydroindazol-6-one: 1(2)H-Indazol-6-ol, Indazole,6-hydroxy, 6-indazolol, 6-Hydroxyindazole, 6-Hydroxy 1H-indazole, 1H-Indazol-6-ol, 6-Hydroxy-1H-indazole, indazol-6-ol, EINECS 245-519-5.
Q: What is the polar surface area (PSA) of 1,2-dihydroindazol-6-one?
A: Polar surface area (PSA) of 1,2-dihydroindazol-6-one is 48.91000.
Q: What is the LogP of 1,2-dihydroindazol-6-one?
A: LogP of 1,2-dihydroindazol-6-one is 1.08.
Q: What is the molecular formula of 1,2-dihydroindazol-6-one?
A: Molecular formula of 1,2-dihydroindazol-6-one is C7H6N2O.
Q: What is the CAS number of 1,2-dihydroindazol-6-one?
A: CAS number of 1,2-dihydroindazol-6-one is 23244-88-4.
Q: What are the upstream materials of 1,2-dihydroindazol-6-one?
A: Related upstream materials(CAS) of 1,2-dihydroindazol-6-one: 6967-12-0;3522-07-4;7597-18-4;99-55-8;331-64-6.
Q: What is the safety information for 1,2-dihydroindazol-6-one?
A: Safety information for 1,2-dihydroindazol-6-one: 26-36:-.
Q: What is the boiling point of 1,2-dihydroindazol-6-one?
A: Boiling point of 1,2-dihydroindazol-6-one is 366.5±15.0 °C at 760 mmHg.

 6-Hydroxyindazolefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.