1-(4-tert-Butylphenyl)-4-chloro-1-butanone
Synonyms: 4'-tert-Butyl-4-chlorobutyrophenone · 1-(4-(tert-Butyl)phenyl)-4-chlorobutan-1-one · 1-Butanone, 4-chloro-1-[4-(1,1-dimethylethyl)phenyl]- · 4-Chloro-4'-tert-butylbutyrophenone
1-(4-tert-Butylphenyl)-4-chloro-1-butanone (CAS 43076-61-5) – Terfenadine intermediate. C14H19ClO, MW 238.75. Vaqora Chemicals: COA, global shipping.
About 1-(4-tert-Butylphenyl)-4-chloro-1-butanone
Listed under CAS 43076-61-5, 1-(4-tert-Butylphenyl)-4-chloro-1-butanone is a process intermediate or related compound of Terfenadine available from Vaqora Chemicals. Its molecular formula is C14H19ClO and its molecular weight is 238.75 g/mol. The IUPAC name is 1-(4-tert-butylphenyl)-4-chlorobutan-1-one. It is also known as 4'-tert-Butyl-4-chlorobutyrophenone or 1-(4-(tert-Butyl)phenyl)-4-chlorobutan-1-one.
It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.
It is a process intermediate or related compound in the synthesis of Terfenadine, useful for route development, impurity fate-and-purge studies and analytical method development. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.
Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 1-(4-tert-Butylphenyl)-4-chloro-1-butanone is dispatched with a Certificate of Analysis (COA) to destinations worldwide.
Typical applications
- API route development
- Impurity fate & purge studies
- Analytical method development
- Fine chemical synthesis
Industries
View every impurity, metabolite and intermediate we list for Terfenadine.
Terfenadine impuritiesSpecifications & identifiers
| Product name | 1-(4-tert-Butylphenyl)-4-chloro-1-butanone |
|---|---|
| Catalogue No. | VQ-042446 |
| CAS Number | 43076-61-5 |
| IUPAC name | 1-(4-tert-butylphenyl)-4-chlorobutan-1-one |
| Molecular formula | C14H19ClO |
| Molecular weight | 238.75 g/mol |
| Exact mass | 238.1124 |
| InChIKey | RLKSQLJFGCDUOX-UHFFFAOYSA-N |
| SMILES | CC(C)(C)C1=CC=C(C=C1)C(=O)CCCCl |
| PubChem CID | 2723694 |
| Physical form | Solid |
|---|---|
| LogP (XLogP3) | 4.2 |
| H-bond donors / acceptors | 0 / 1 |
| TPSA | 17.1 Ų |
| Synonyms | 4'-tert-Butyl-4-chlorobutyrophenone, 1-(4-(tert-Butyl)phenyl)-4-chlorobutan-1-one, 1-Butanone, 4-chloro-1-[4-(1,1-dimethylethyl)phenyl]-, 4-Chloro-4'-tert-butylbutyrophenone, 1-[4-(tert-butyl)phenyl]-4-chlorobutan-1-one, 4'-tertbutyl-4-chlorobutyrophenone, 4-Chloro-1-[4-(1,1-dimethylethyl)phenyl]- 1-butanone, butyrophenone derivative, 1-(4-Tert-Butyl-phenyl)-4-chloro-butan-1-one, p-t-butyl-gamma-chlorobutyrophenone, 4'-Tert Butyl-4-Chlorobutyrophenone |
Safety & hazard information (GHS)
Signal word: Danger
Hazard statements
H302Harmful if swallowedH317May cause an allergic skin reactionH318Causes serious eye damageH411Toxic to aquatic life with long lasting effects
Precautionary statements: P261, P264, P264 + P265, P270, P272, P273, P280, P301 + P317, P302 + P352, P305 + P354 + P338, P317, P321, P330, P333 + P317, P362 + P364, P391, P501
Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.
Documents
Frequently asked questions
What is the CAS number of 1-(4-tert-Butylphenyl)-4-chloro-1-butanone?
The CAS Registry Number of 1-(4-tert-Butylphenyl)-4-chloro-1-butanone is 43076-61-5. It is also known as 4'-tert-Butyl-4-chlorobutyrophenone, 1-(4-(tert-Butyl)phenyl)-4-chlorobutan-1-one, 1-Butanone, 4-chloro-1-[4-(1,1-dimethylethyl)phenyl]-.
What is the molecular formula and molecular weight of 1-(4-tert-Butylphenyl)-4-chloro-1-butanone?
1-(4-tert-Butylphenyl)-4-chloro-1-butanone has the molecular formula C14H19ClO and a molecular weight of 238.75 g/mol. Its IUPAC name is 1-(4-tert-butylphenyl)-4-chlorobutan-1-one.
What is 1-(4-tert-Butylphenyl)-4-chloro-1-butanone used for?
1-(4-tert-Butylphenyl)-4-chloro-1-butanone is supplied as a characterised reference material related to Terfenadine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.
Which grade and pack sizes of 1-(4-tert-Butylphenyl)-4-chloro-1-butanone can I order?
We supply 1-(4-tert-Butylphenyl)-4-chloro-1-butanone, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.
Do you provide a COA and SDS with 1-(4-tert-Butylphenyl)-4-chloro-1-butanone?
Yes. Every lot of 1-(4-tert-Butylphenyl)-4-chloro-1-butanone is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.
Can 1-(4-tert-Butylphenyl)-4-chloro-1-butanone be shipped internationally?
Yes. 1-(4-tert-Butylphenyl)-4-chloro-1-butanone is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.
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