4-((1-Hydroxy-1,3-dihydrobenzo[c][1,2]oxaborol-5-yl)oxy)benzamide
- CAS
- 1187188-59-5
- Formula
- C14H12BNO4
- MW
- 269.06 g/mol
ZX-021293
API Impurities
Crisaborole Impurity A
Reference StandardIn stock
Crisaborole Impurity A (CAS 888967-63-3) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Purity 99%.
CAS number888967-63-3
FormulaC14H11NO2
Molar mass225.24 g/mol
Physical formSolid
HS code38229090
Purity99%
InChIKeyVTMHBWLXFTWTRR-UHFFFAOYSA-N
IUPAC name4-[3-(hydroxymethyl)phenoxy]benzonitrile
About Crisaborole Impurity A
Crisaborole Impurity A belongs to the Crisaborole reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 888967-63-3, formula C14H11NO2 and molar mass 225.24 g/mol. It is handled as a solid.
Common uses in the lab and plant
- Analytical method development
- Method validation (AMV)
- QC release testing
- ANDA / DMF filings
Order it in 10 mg, 25 mg, 50 mg, 100 mg and 250 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Reference standards for Crisaborole
See every impurity, metabolite and related compound we list for this API.
Crisaborole standardsTypical uses
- Analytical method development
- Method validation (AMV)
- QC release testing
- ANDA / DMF filings
Applications
Specifications and identifiers
| Product name | Crisaborole Impurity A |
|---|---|
| Catalogue number | ZX-004545 |
| CAS number | 888967-63-3 |
| IUPAC name | 4-[3-(hydroxymethyl)phenoxy]benzonitrile |
| Molecular formula | C14H11NO2 |
| Molar mass | 225.24 g/mol |
| Exact mass | 225.079 |
| Grade | Reference Standard |
| Purity / assay | 99% |
| Physical form | Solid |
| XLogP3 | 2.2 |
| H-bond donors / acceptors | 1 / 3 |
| Topological polar surface area | 53.3 Ų |
| HS code | 38229090 |
| InChIKey | VTMHBWLXFTWTRR-UHFFFAOYSA-N |
| SMILES | C1=CC(=CC(=C1)OC2=CC=C(C=C2)C#N)CO |
| PubChem CID | 59599488 |
| Synonyms | 4-(3-(Hydroxymethyl)phenoxy)benzonitrile, Crisaborole Impurity 13, Benzonitrile, 4-[3-(hydroxymethyl)phenoxy]-, Crisaborole Impurity 25, Benzonitrile, 4-(3-(hydroxymethyl)phenoxy)-, Crisaborole-016, Criborol impurity DB2 |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.
Pack sizes
| 10 mg | Quoted on request | |
| 25 mg | Quoted on request | |
| 50 mg | Quoted on request | |
| 100 mg | Quoted on request | |
| 250 mg | Quoted on request | |
| 500 mg | Quoted on request | |
| 1 g | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Crisaborole Impurity A
Which CAS number identifies Crisaborole Impurity A?
Crisaborole Impurity A is registered under CAS 888967-63-3. You may also see it listed as 4-(3-(Hydroxymethyl)phenoxy)benzonitrile, Crisaborole Impurity 13, Benzonitrile, 4-[3-(hydroxymethyl)phenoxy]-. Our catalogue number for this item is ZX-004545.
What are the formula and molar mass of Crisaborole Impurity A?
For Crisaborole Impurity A, its formula is C14H11NO2 and its molar mass is 225.24 g/mol. The systematic (IUPAC) name is 4-[3-(hydroxymethyl)phenoxy]benzonitrile. InChIKey VTMHBWLXFTWTRR-UHFFFAOYSA-N lets you match it in any structure database.
How is Crisaborole Impurity A used in pharmaceutical QC?
Crisaborole Impurity A is a characterised reference material linked to Crisaborole. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Crisaborole Impurity A?
This listing is Reference Standard grade with 99% purity. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Crisaborole Impurity A?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Crisaborole Impurity A to my country?
Yes. Crisaborole Impurity A ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.
More Crisaborole standards
More in API Impurities
4-(4-Hydroxy-3-(hydroxymethyl)phenoxy)benzonitrile
- CAS
- 2803552-55-6
- Formula
- C14H11NO3
- MW
- 241.24 g/mol
ZX-024058
4,4'-((2,2'-Bis(hydroxymethyl)-[1,1'-biphenyl]-4,4'-diyl)bis(oxy))dibenzonitrile
- CAS
- 2254541-79-0
- Formula
- C28H20N2O4
- MW
- 448.5 g/mol
ZX-024059
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