1,4,5,6-Tetrahydrocyclopenta[c]pyrazole

Base Information

• Chemical Name: 1,4,5,6-Tetrahydrocyclopenta[c]pyrazole
• CAS No.: 2214-03-1
• Molecular Formula: C6H8N2
• Molecular Weight: 108.143
• Hs Code.: 2933990090
• NSC Number: 195334
• Nikkaji Number: J2.130.554E
• Mol file: 2214-03-1.mol

Synonyms:1,4,5,6-tetrahydrocyclopenta[c]pyrazole;2214-03-1;1H,4H,5H,6H-Cyclopenta[c]pyrazole;15409-55-9;2,4,5,6-tetrahydrocyclopenta[c]pyrazole;1,4,5,6-Tetrahydrocyclopenta[c]pyrazole HCl;NSC195334;SCHEMBL400139;AMY34609;BBL011883;MFCD05663424;STK727368;ZB1843;AKOS002675850;AKOS005143091;AB21809;CS-W000731;NSC-195334;AS-39376;FT-0684113;EN300-138462;Z1198165735

Chemical Property of 1,4,5,6-Tetrahydrocyclopenta[c]pyrazole

Chemical Property:

• Vapor Pressure: 0.0127mmHg at 25°C
• Melting Point: 58 °C
• Boiling Point: 268.4°C at 760 mmHg
• PKA: 15.51±0.20(Predicted)
• Flash Point: 129.5°C
• PSA: 28.68000
• Density: 1.2g/cm³
• LogP: 0.89840
• Storage Temp.: Sealed in dry,Room Temperature
• XLogP3: 0.9
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 108.068748264
• Heavy Atom Count: 8
• Complexity: 92.5

Purity/Quality:

98%,99%, ^*data from raw suppliers

1H,4H,5H,6H-Cyclopenta[c]pyrazole 97.0% ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xn
• Statements: 22

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1CC2=C(C1)NN=C2

Technology Process of 1,4,5,6-Tetrahydrocyclopenta[c]pyrazole

There total 6 articles about 1,4,5,6-Tetrahydrocyclopenta[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:

→ 5,6-dihydro-1H,4H-cyclopenta[c]pyrazole (2214-03-1)

Guidance literature:

With sulfuric acid;

Reference yield:

1,4,5,6-tetrahydro-cyclopenta[c]pyrazole-3-carboxylic acid (5932-32-1) → 5,6-dihydro-1H,4H-cyclopenta[c]pyrazole (2214-03-1)

Guidance literature:

With copper; unter Wasserstoff;

Reference yield:

oxo-(2-oxo-cyclopentyl)-acetic acid ethyl ester (39163-39-8) → 5,6-dihydro-1H,4H-cyclopenta[c]pyrazole (2214-03-1)

Guidance literature:

Multi-step reaction with 3 steps

1: ethanol; N₂H₄ / anschliessendes Behandeln mit wss.NH₃

2: ethanolic KOH

3: copper-powder / unter Wasserstoff

With potassium hydroxide; ethanol; copper; hydrazine;

upstream raw materials:

1,4,5,6-tetrahydro-cyclopenta[c]pyrazole-3-carboxylic acid

oxo-(2-oxo-cyclopentyl)-acetic acid ethyl ester

cyclopentanone

1,2-diazabicyclo[3,3,0^4,8]octa-3,8-diene-3-carboxylic acid ethyl ester

Downstream raw materials:

3-iodo-1,4,5,6-tetrahydrocyclopenta[c]pyrazole