Cas no 1151802-23-1 (4-Bromo-1-cyclopropyl-1H-pyrazole)

4-Bromo-1-cyclopropyl-1H-pyrazole is a heterocyclic compound featuring a pyrazole core substituted with a bromine atom at the 4-position and a cyclopropyl group at the 1-position. This structure imparts unique reactivity, making it a valuable intermediate in pharmaceutical and agrochemical synthesis. The bromine substituent enhances its utility in cross-coupling reactions, such as Suzuki or Buchwald-Hartwig couplings, enabling further functionalization. The cyclopropyl group contributes to steric and electronic modulation, influencing the compound's binding affinity in bioactive molecules. Its stability and well-defined reactivity profile make it a preferred choice for constructing complex heterocyclic frameworks in medicinal chemistry and material science applications.
4-Bromo-1-cyclopropyl-1H-pyrazole structure
1151802-23-1 structure
Product Name:4-Bromo-1-cyclopropyl-1H-pyrazole
CAS No:1151802-23-1
MF:C6H7BrN2
MW:187.037180185318
MDL:MFCD18250639
CID:890359
PubChem ID:52142099
Update Time:2025-06-07

4-Bromo-1-cyclopropyl-1H-pyrazole Chemical and Physical Properties

Names and Identifiers

    • 4-Bromo-1-cyclopropyl-1H-pyrazole
    • 4-bromo-1-cyclopropylpyrazole
    • AB73382
    • ANW-70390
    • CTK8C3674
    • QC-5143
    • SureCN1404089
    • AK100280
    • PCWRBBLXAOCSQC-UHFFFAOYSA-N
    • 4-Bromo-1-(cyclopropyl)1H-pyrazole
    • 1H-Pyrazole, 4-bromo-1-cyclopropyl-
    • FCH1158354
    • AX8241239
    • AB0051958
    • ST24023317
    • Z3908
    • AM20080096
    • F10165
    • SCHEMBL1404089
    • FS-3620
    • EN300-233677
    • DTXSID90680239
    • CS-W000378
    • DA-15236
    • 1151802-23-1
    • AKOS015946865
    • MDL： MFCD18250639
    • Inchi： 1S/C6H7BrN2/c7-5-3-8-9(4-5)6-1-2-6/h3-4,6H,1-2H2
    • InChI Key： PCWRBBLXAOCSQC-UHFFFAOYSA-N
    • SMILES： BrC1C=NN(C=1)C1CC1

Computed Properties

  • Exact Mass: 185.97926g/mol
  • Monoisotopic Mass: 185.97926g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 1
  • Heavy Atom Count: 9
  • Rotatable Bond Count: 1
  • Complexity: 114
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 17.8
  • XLogP3: 1.4

4-Bromo-1-cyclopropyl-1H-pyrazole Pricemore >>

Related Categories No. Product Name Cas No. Purity Specification Price update time Inquiry
ChemScence
CS-W000378-1g
4-Bromo-1-cyclopropyl-1H-pyrazole
 1151802-23-1 99.37%
1g
 $75.0 2022-04-28
ChemScence
CS-W000378-5g
4-Bromo-1-cyclopropyl-1H-pyrazole
 1151802-23-1 99.37%
5g
 $265.0 2022-04-28
ChemScence
CS-W000378-10g
4-Bromo-1-cyclopropyl-1H-pyrazole
 1151802-23-1 99.37%
10g
 $480.0 2022-04-28
ChemScence
CS-W000378-25g
4-Bromo-1-cyclopropyl-1H-pyrazole
 1151802-23-1 99.37%
25g
 $960.0 2022-04-28
TRC
B682830-250mg
4-Bromo-1-cyclopropyl-1H-pyrazole
 1151802-23-1
250mg
 $ 236.00 2023-04-18
TRC
B682830-2.5g
4-Bromo-1-cyclopropyl-1H-pyrazole
 1151802-23-1
2.5g
 $ 1200.00 2023-09-08
Chemenu
CM187743-1g
4-Bromo-1-cyclopropyl-1H-pyrazole
 1151802-23-1 95+%
1g
 $104 2021-08-05
Chemenu
CM187743-5g
4-Bromo-1-cyclopropyl-1H-pyrazole
 1151802-23-1 95+%
5g
 $311 2021-08-05
SHANG HAI SHAO YUAN SHI JI Co., Ltd.
SY105822-5g
4-Bromo-1-cyclopropyl-1H-pyrazole
 1151802-23-1 ≥95%
5g
 ￥1090.0 2023-09-15
SHANG HAI XIAN DING Biotechnology Co., Ltd.
B-ZI376-1g
4-Bromo-1-cyclopropyl-1H-pyrazole
 1151802-23-1 95%
1g
 560.0CNY 2021-07-12

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