Crisaborole
A member of the class of benzoxaboroles that is 5-hydroxy-1,3-dihydro-2,1-benzoxaborole in which the phenolic hydrogen has been replaced by a 4-cyanophenyl group. A phosphodiesterase 4 inhibitor that is used for treatment of mild to moderate atopic dermatitis in children and adults. — ChEBI
Safety documents & references
Supplier matching mattersFind the safety document for your specific supplier, product number and grade.
Find a product-specific SDS
Safety guides and government classification records are not a manufacturer’s SDS. Match supplier, product number, concentration, physical form, region and revision before using a document.
Identity & molecular properties
Source-linked values| CAS number | 906673-24-3 | ChEBI ↗ |
| Molecular formula | C14H10BNO3 | ChEBI ↗ |
| Molar mass | 251.05 g/mol | ChEBI ↗ |
| Monoisotopic mass | 251.07537 Da | ChEBI ↗ |
| Formal charge | 0 | ChEBI ↗ |
| ChEBI identifier | CHEBI:134677 | ChEBI ↗ |
Cross-source molecular data
PubChem| Molar mass | 251.05 g/mol | PubChem ↗ |
| Exact mass | 251.0753733 Da | PubChem ↗ |
| Topological polar surface area (Ų) | 62.5 | PubChem ↗ |
| H-bond donors | 1 | PubChem ↗ |
| H-bond acceptors | 4 | PubChem ↗ |
| Rotatable bonds | 2 | PubChem ↗ |
PubChem computed values are shown separately from the ChEBI record. An exact InChIKey match was used to connect the records. Molecular descriptors do not describe a supplied product’s purity, particle size or performance.
Names & structural identifiers
Copy any identifiercrisaborole4-[(1-hydroxy-1,3-dihydro-2,1-benzoxaborol-5-yl)oxy]benzonitrileUSZAGAREISWJDP-UHFFFAOYSA-NN#Cc1ccc(Oc2ccc3c(c2)COB3O)cc1InChI=1S/C14H10BNO3/c16-8-10-1-3-12(4-2-10)19-13-5-6-14-11(7-13)9-18-15(14)17/h1-7,17H,9H2Names & synonyms
Names are supplied by ChEBI. Trade names and related synonyms may describe a broader product context.
Classification & relationships
ChEBI ontologyRoles recorded in ChEBI
Database role annotations describe reported biological or chemical roles; they are not product approvals or recommendations for use.
Mass ↔ amount of substance
Calculated from sourced massUses 251.05 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.
Elemental composition
Theoretical mass fractionsCONBHCalculated theoretical mass fractions from the reported formula and PubChem periodic-table atomic masses. These are not assay or purity results.
Research & patent references
Selected source associationsSources & record history
Checked 27 Sep 2026Release 255, 9 September 2026. ChEBI three-star (manually annotated) source entry. View original record ↗ · CC BY 4.0
PubCAS formats source data, connects references and computes explicitly labelled conversions. CAS cross-references are supplied by ChEBI; they do not constitute CAS verification or endorsement.