Research chemical
CAS Number: 1152881-59-8
![5-ethyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole-4-carboxylic acid molecular structure, CAS 1152881-59-8](/structure-images/1152881-59-8.png?v=struct-v2)
Product details
For laboratory research and professional procurement workflows.
PubChem CID
28606378
Exact Mass
284.077262
InChIKey
LRHNIXYVLLOGBN-UHFFFAOYSA-N
IUPAC Name
5-ethyl-1-[3-(trifluoromethyl)phenyl]pyrazole-4-carboxylic acid
SMILES String
CCc1c(C(=O)O)cnn1-c1cccc(C(F)(F)F)c1
Appearance
Powder or crystals
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Heavy atom count
20
H-bond acceptors
4
H-bond donors
1
Rotatable bonds
3
Ring count
2
Aromatic rings
2
Topological polar surface area
55.12 Ų
Computed LogP
3.15
Structural features
5-ethyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole-4-carboxylic acid (CAS 1152881-59-8) is maintained as a cataloged research chemical with formula C13H11F3N2O2, molecular weight 284. 23 g/mol, PubChem CID 28606378.
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, fragment-like structure profile, lead-like structure profile, drug-like rule profile.
Documentation needs
SDS signal word: Warning; hazard codes: H302, H312, H332; for research use only.
Safety and handling reference content is available through documentation requests.
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 RequestCatalog 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.
5-ethyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole-4-carboxylic 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
No
Computed structure descriptors generated from molecular structure. These are not experimental physical property values, supplier specifications, SDS data, or bioactivity claims.
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.