Basic information
- Standard SMILES
Clc1[nH]nc2ccccc12- InChIKey
QPHAGNNWDZSKJH-UHFFFAOYSA-N- Molecular formula
- C7H5ClN2
- Average molar mass
- 152.584 g/mol
- Monoisotopic mass
- 152.01412584
Names & identifiers
- Preferred name
- 3-Chloro-1H-indazole
- IUPAC
- 3-Chloro-2H-indazole
- English name
- 3-Chloro-1H-indazole
- Molecular formula
- C7H5ClN2
- Molecular weight
- 152.58
Names & synonyms
Database identifiers
- CAS
29110-74-5- PubChem CID
- 95894
- DTXSID
DTXSID60183363- ChEMBL
CHEMBL596385- UNII
- UYV55A79UH
- EC Number
- 249-444-9
- Nikkaji
- J1.724.124I、J250.768D
Properties
Computed structural properties
- XLogP
- 2.5
- Topological polar surface area
- 28.7 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 0
- Heavy atoms
- 10
- Formal charge
- 0
- Complexity
- 129
Physicochemical properties
- Melting point
- 149 °C · 149 °C (subl.)(lit.)
- Boiling point
- 250.67 °C · 250.67°C (rough estimate)
- Density
- 1.2763 · 1.2763 (rough estimate)
- refractive index
- 1.55 · 1.5500 (estimate)
- storage temp.
- Inert atmosphere,Room Temperature
- pka
- 11.93 · 11.93±0.40(Predicted)
- form
- Fluffy Powder
- color
- Almost white to light beige
- InChI
- InChI=1S/C7H5ClN2/c8-7-5-3-1-2-4-6(5)9-10-7/h1-4H,(H,9,10)
- InChIKey
- QPHAGNNWDZSKJH-UHFFFAOYSA-N
- SMILES
- N1C2=C(C=CC=C2)C(Cl)=N1
- CAS DataBase Reference
- 29110 · 29110-74-5(CAS DataBase Reference)
- FDA UNII
- 55 A79UH · UYV55A79UH
- UNSPSC Code
- 12352100 · 12352100
- NACRES
- 22 · NA.22
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 315 · H315-H319-H335
- Precautionary statements
- 261 · P261-P264-P271-P280-P302+P352-P305+P351+P338
- target organs
- Respiratory system
- PPE
- 95 · dust mask type N95 (US), Eyeshields, Gloves
- Hazard Codes
- Xi
- Risk Statements
- 36 · 36/37/38
- Safety Statements
- 26 · 26-37/39
- WGK Germany
- 3 · 3
- Hazard Note
- Irritant
- HS Code
- 29339980 · 29339980
- Storage Class
- 11 · 11 - Combustible Solids
- Hazard Classifications
- 2 Skin · Eye Irrit. 2Skin Irrit. 2STOT SE 3
Safety & regulation
GHS classification
GHS Classification
Warning
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation];H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation];H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 40 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.;Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
Hazard information
Safety data
- PPE
- dust mask type N95 (US), Eyeshields, Gloves
- wgk
- 3
- hs_code
- 29339980
- risk_code
- 36/37/38
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xi
- hazard_note
- Irritant
- safety_code
- 26-37/39
- Storage Class
- 11 - Combustible Solids
- target organs
- Respiratory system
- Hazard statements
- H315-H319-H335
- Hazard Classifications
- Eye Irrit. 2Skin Irrit. 2STOT SE 3
- Precautionary statements
- P261-P264-P271-P280-P302+P352-P305+P351+P338
Chemistry & industry
Applications
Uses3-Chloroindazole was used in the preparation of 3-chloro-1-(4′-methylphenyl)-indazole.
General Description3-Chloroindazole is an indazole bearing an electron withdrawing substituent.
Upstream & downstream products
Upstream raw materials
Downstream products
Suppliers50 total
Related reactions
Linked notes
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