2,4-Dihydrochromeno[4,3-c]pyrazole

Base Information

Chemical Name:2,4-Dihydrochromeno[4,3-c]pyrazole
CAS No.:74618-03-4
Molecular Formula:C₁₀H₈N₂O
Molecular Weight:172.186
Hs Code.:2933199090
DSSTox Substance ID:DTXSID101319586
Nikkaji Number:J1.412.610D
ChEMBL ID:CHEMBL278691
Mol file:74618-03-4.mol

Synonyms:2,4-dihydrochromeno[4,3-c]pyrazole;74618-03-4;1,4-dihydrochromeno[4,3-c]pyrazole;2H,4H-chromeno[4,3-c]pyrazole;MLS000720766;CHEMBL278691;SCHEMBL2544817;SCHEMBL16300883;1H,4H-chromeno[4,3-c]pyrazole;DTXSID101319586;HMS2771G19;ZCA61803;MFCD05256136;AKOS005070792;AKOS025395049;SMR000336756;1,4-Dihydro[1]benzopyrano[4,3-c]pyrazole;CS-0364949;5X-0922

Suppliers and Price of 2,4-Dihydrochromeno[4,3-c]pyrazole

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Matrix Scientific
2,4-Dihydrochromeno[4,3-c]pyrazole >95%
1g
$ 304.00

Matrix Scientific
2,4-Dihydrochromeno[4,3-c]pyrazole >95%
500mg
$ 244.00

Crysdot
2,4-Dihydrochromeno[4,3-c]pyrazole 95+%
5g
$ 633.00

American Custom Chemicals Corporation
2,4-DIHYDROCHROMENO[4,3-C]PYRAZOLE 95.00%
1G
$ 752.14

Total 5 raw suppliers

Chemical Property of 2,4-Dihydrochromeno[4,3-c]pyrazole

Chemical Property:

Melting Point:170
XLogP3:1.4
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:0
Exact Mass:172.063662883
Heavy Atom Count:13
Complexity:197

Purity/Quality:

98%min ^*data from raw suppliers

2,4-Dihydrochromeno[4,3-c]pyrazole >95% ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:Xi

MSDS Files:

Useful:

Canonical SMILES:C1C2=C(C3=CC=CC=C3O1)NN=C2

Technology Process of 2,4-Dihydrochromeno[4,3-c]pyrazole

There total 12 articles about 2,4-Dihydrochromeno[4,3-c]pyrazole which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 89.0%

: 29978-83-4
o-propargyloxybenzaldehyde

: 74618-03-4
2,4-dihydro[1]benzopyrano[4,3-c]pyrazole

Guidance literature:: With potassium carbonate; toluene-4-sulfonic acid hydrazide; In water; at 70 ℃; Reagent/catalyst; Solvent; Temperature;
DOI:10.1016/j.tetlet.2018.03.013

Reference yield:

: C₁₆H₁₆N₂O₃S

: 74618-03-4
2,4-dihydro[1]benzopyrano[4,3-c]pyrazole

Guidance literature:: Multi-step reaction with 2 steps

1: 30 percent / CHCl₃ / 0 - 20 °C

2: aq. KOH / aq. ethanol / 1 h / Heating

With potassium hydroxide; In ethanol; chloroform;
DOI:10.1246/bcsj.53.429