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4-chloro-1H-pyrazolo[4,3-c]pyridine

HCID 46835637
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Basic information

CAS
871836-51-0
Standard SMILES
Clc1nccc2[nH]ncc12
InChIKey
FUXZQGSDRGDYGX-UHFFFAOYSA-N
Molecular formula
C6H4ClN3
Average molar mass
153.57 g/mol
Monoisotopic mass
153.0093748

Names & identifiers

Preferred name
4-chloro-1H-pyrazolo[4,3-c]pyridine
IUPAC
4-chloro-1H-pyrazolo[4,5-c]pyridine
English name
HDH-PHARMA 26173
Molecular formula
C6H4ClN3
Molecular weight
153.57

Names & synonyms

4-Chloro-1H-pyrazolo[4,3-c]pyridine871836-51-0DTXSID006765074-Chloro-1H-pyrazolo(4,3-c)pyridineRefChem:291336DTXCID00627256866-718-9937-467-34-Chloro-2H-pyrazolo[4,3-c]pyridine1821250-10-54-Chloro-5H-pyrazolo[4,3-c]pyridineMFCD11870058
Show more names
1H-Pyrazolo[4,3-c]pyridine,4-chloro-100182EOS-61542HDH-PHARMA 261734-chloro-1H-pyrazolo[44-Chloro-1H-pyrazolo[4,3-...4-chloro-1H-pyrazolo[4,4-c]pyridine4-Chloro-1H-pyrazolo[4,3-c]pyridine 98%4-chloro-1H-pyrazolo[4,3-c]pyridin-6-aMine
MFCD315685251936533-43-51H-Pyrazolo[4,3-c]pyridine, 4-chloro-2H-Pyrazolo[4,3-c]pyridine, 4-chloro-SCHEMBL382320SCHEMBL4693319SCHEMBL29366567FUXZQGSDRGDYGX-UHFFFAOYSA-N

Database identifiers

CAS
871836-51-0
PubChem CID
46835637
DTXSID
DTXSID00676507
EC Number
866-718-9、937-467-3

Properties

Computed structural properties

XLogP
1.4
Topological polar surface area
41.6 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
2
Rotatable bonds
0
Heavy atoms
10
Formal charge
0
Complexity
130

Physicochemical properties

Boiling point
357.5 · 357.5±22.0 °C(Predicted)
Density
1.531 · 1.531
storage temp.
2 · under inert gas (nitrogen or Argon) at 2–8 °C
form
solid
pka
10.46 · 10.46±0.40(Predicted)
Appearance
White to light yellow Solid
InChI
InChI=1S/C6H4ClN3/c7-6-4-3-9-10-5(4)1-2-8-6/h1-3H,(H,9,10)
InChIKey
FUXZQGSDRGDYGX-UHFFFAOYSA-N
SMILES
C1(Cl)=NC=CC2NN=CC1=2
UNSPSC Code
12352200 · 12352200
NACRES
21 · NA.21
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
302 · H302-H315-H319-H335
Precautionary statements
301 · P301+P312+P330-P305+P351+P338
target organs
Respiratory system

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 · 6 items

Warning

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]

P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, 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 2 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Warning

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]

Hazard information

Hazard Classes and Categories · 2 items

Acute Tox. 4 (100%)

Acute Tox. 4 (100%)

Safety data

wgk
WGK 3
hs_code
2933399990
Signal word
Warning
Symbol(GHS)
GHS07
Storage Class
11 - Combustible Solids
target organs
Respiratory system
Hazard statements
H302-H315-H319-H335
Hazard Classifications
Acute Tox. 4 OralEye Irrit. 2Skin Irrit. 2STOT SE 3
Precautionary statements
P301+P312+P330-P305+P351+P338

Chemistry & industry

Applications

Uses4-Chloro-1H-pyrazolo[4,3-c]pyridine is used to prepare gp120-CD4 inhibitors.

Upstream & downstream products

Upstream raw materials

1H-pyrazolo[3,4-c]pyridine 6-oxide2,4-Dichloropyridine-3-carboxaldehyde6-Chloro-1H-pyrazolo[4,3-c]pyridine2-Chloro-4-iodopyridine-3-carboxaldehydeHydrazine hydrate1,2-Dimethoxyethane2-Chloro-4-iodopyridine2,4-Dichloropyridine

Downstream products

4H-Pyrazolo[4,3-c]pyridin-4-one,1,5-dihydro-

Related reactions

6 records
New reaction record
HRID 69311 reaction equation
HRID 69311As reactantuspto-grants-2014_09
HRID 626653 reaction equation
HRID 626653As productuspto-grants-2016_04
HRID 2097001 reaction equation
HRID 2097001As reactantuspto-grants-2013_05
HRID 2206239 reaction equation
HRID 2206239As productuspto-grants-2016_06
HRID 2206240 reaction equation
HRID 2206240As reactantuspto-grants-2016_06
HRID 2278815 reaction equation
HRID 2278815As reactantuspto-grants-2015_09

Compound notes

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WGK Germany
3 · WGK 3
HS Code
2933399990 · 2933399990
Storage Class
11 · 11 - Combustible Solids
Hazard Classifications
4 OralEye · Acute Tox. 4 OralEye Irrit. 2Skin Irrit. 2STOT SE 3