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7-Chloro-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine

HCID 520127
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Basic information

CAS
24415-66-5
Standard SMILES
Cc1cc(Cl)n2ncnc2n1
InChIKey
NOIPEBKPGPZXNR-UHFFFAOYSA-N
Molecular formula
C6H5ClN4
Average molar mass
168.58 g/mol
Monoisotopic mass
168.0202739

Names & identifiers

Preferred name
7-Chloro-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine
IUPAC
7-chloro-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine
English name
7-Chloro-5-methyl-1,2,4-triazole[1,5-a]pyrimidine
Molecular formula
C6H5ClN4
Molecular weight
168.58

Names & synonyms

7-chloro-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine24415-66-5DTXSID003342567-chloro-5-methyl-(1,2,4)triazolo(1,5-a)pyrimidineRefChem:310637DTXCID10285346683-781-6MFCD002276197-chloro-5-methyl[1,2,4]triazolo[1,5-a]pyrimidine[1,2,4]Triazolo[1,5-a]pyrimidine, 7-chloro-5-methyl-CS-WAA01024-Chloro-6-methyl-1,3,3a,7-tetrazaindene
Show more names
7-Chloro-5-methyl-s-triazolo[1,5-a]pyrimidine7-Chloro-5-methyl-1,2,4-triazolo[1,5-]pyrimidine7-Chloro-5-methyl-1,2,4-triazole[1,5-a]pyrimidine
CHEMBL1916043BDBM50356934AB04989EN300-120455-methyl-7-chloro-1,2,4-triazolo[ 1,5-a]pyrimidineZ859175897-chloro-5-methyl-8-hydro-1,2,4-triazolo[1,5-a]pyrimidineTrapidil Impurity 2

Database identifiers

CAS
24415-66-5
PubChem CID
520127
DTXSID
DTXSID00334256
ChEMBL
CHEMBL1916043
EC Number
683-781-6
Nikkaji
J133.164G

Properties

Computed structural properties

XLogP
1.5
Topological polar surface area
43.1 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
3
Rotatable bonds
0
Heavy atoms
11
Formal charge
0
Complexity
154

Physicochemical properties

Melting point
151 · 151-153 °C
Density
1.59 · 1.59±0.1 g/cm3(Predicted)
storage temp.
2 · under inert gas (nitrogen or Argon) at 2-8°C
pka
-0.03 · -0.03±0.30(Predicted)
Symbol(GHS)
6 · GHS06
Signal word
Danger
Hazard statements
315 · H315-H335-H319-H301
Precautionary statements
264 · P264-P270-P301+P310-P321-P330-P405-P501-P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P
HS Code
2933998090 · 2933998090

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 · 4 items

Danger

H301 (97.4%): Toxic if swallowed [Danger Acute toxicity, oral]

P261, P264, P264+P265, P270, P271, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, 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 39 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Hazard Classes and CategoriesAcute Tox. 3 (97.4%)

Safety data

hs_code
2933998090
Signal word
Danger
Symbol(GHS)
GHS06
Hazard statements
H315-H335-H319-H301
Precautionary statements
P264-P270-P301+P310-P321-P330-P405-P501-P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P

Chemistry & industry

Applications

Uses7-Chloro-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine is a reactant used in the iron-catalyzed cross-coupling of organometallic compounds.

Upstream & downstream products

Upstream raw materials

Ethyl acetoacetate7-Hydroxy-5-methyl-1,3,4-triazaindolizine3-Amino-1,2,4-TriazoleTriethylamine1,4-Dioxanetrichlorophosphate

Downstream products

5-methyl-N-(2-methylphenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine

Related reactions

3 records
New reaction record
HRID 1761428 reaction equation
HRID 1761428As reactantuspto-grants-1989_05
HRID 1761429 reaction equation
HRID 1761429As reactantuspto-grants-1989_05
HRID 2317423 reaction equation
HRID 2317423As reactantTraining data from https://doi.org/10.1039/C8SC04228D (10/10)

Compound notes

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