Research chemical
CAS Number: 1072945-91-5
![B-[1-(2-Chlorophenyl)-1H-pyrazol-4-yl]boronic acid molecular structure, CAS 1072945-91-5](/structure-images/1072945-91-5.png?v=struct-v2)
Product details
For laboratory research and professional procurement workflows.
PubChem CID
46738741
Exact Mass
222.036735
InChIKey
MVLVNKOFJKGBIG-UHFFFAOYSA-N
IUPAC Name
[1-(2-chlorophenyl)pyrazol-4-yl]boronic acid
SMILES String
OB(O)c1cnn(-c2ccccc2Cl)c1
Appearance
Solid
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Heavy atom count
15
H-bond acceptors
4
H-bond donors
2
Rotatable bonds
2
Ring count
2
Aromatic rings
2
Topological polar surface area
58.28 Ų
Computed LogP
0.21
Structural features
B-[1-(2-Chlorophenyl)-1H-pyrazol-4-yl]boronic acid (CAS 1072945-91-5) is maintained as a cataloged research chemical with formula C9H8BClN2O2, molecular weight 222. 44 g/mol, PubChem CID 46738741.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Use this page for identity verification, package-aware sourcing review, and RFQ preparation; structure-derived tags include nitrogen-containing heterocycle, boronic-acid-related structure, fragment-like structure profile, lead-like structure profile.
Documentation needs
SDS signal word: Warning; hazard codes: H302, H315, H319, H335; for research use only.
Catalog navigation
Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.
Procurement notes
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Use the quote panel for visible public options. Additional quantities or specifications can be reviewed by RFQ.
Purity, lot identity, and batch-specific documentation are confirmed before procurement decisions.
Supplier-issued COA and SDS can be requested before handling, storage, shipment, or procurement decisions.
Final quote depends on quantity, lead time, destination, and supplier confirmation.
B-[1-(2-Chlorophenyl)-1H-pyrazol-4-yl]boronic acid is listed as in-stock / available for research-use sourcing review. Final availability, lot specification, and lead time are confirmed by RFQ.
The page shows a public reference price in the quote panel. Submit an RFQ to confirm current price, quantity breaks, lead time, and destination-specific shipping requirements.
Yes. Supplier-issued COA and SDS can be requested during the RFQ workflow. Lot-specific documents depend on supplier and batch confirmation.
Fragment-like structure rule
Yes
Lead-like structure rule
Yes
Drug-like structure rule
Yes
Structure family
n heterocycle ligand
Precious metal motif
No
Transition metal motif
No
Phosphine ligand motif
No
N-heterocycle motif
Yes
Boronic acid motif
Yes
Computed structure descriptors generated from molecular structure. These are not experimental physical property values, supplier specifications, SDS data, or bioactivity claims.
For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.
Preliminary Safety Reference
For supplier-issued SDS or COA, submit a documentation request.
Safety Reference / SDS RequestShipment review: Required
Certificate of Analysis (COA): By request
Supplier Safety Data Sheet (SDS): By request
Purity and pack size confirmation: By request
Availability and lead time review: Confirmed by RFQ
Shipment documentation review: By request
For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference
Additional text reference cues are not available for this catalog entry.
Non-public references are shown as text only and do not imply equivalence, availability, or shared use.