2-Chloro-5-propionylphenylboronic acid CAS 2096331-69-8
| CAS No. | 2096331-69-8 |
| Molecular Formula | C9H10BClO3 |
| Molecular Weight | 212.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 212.44 g/mol gives 2-Chloro-5-propionylphenylboronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Chloro-5-propionylphenylboronic acid (CAS 2096331-69-8) is a high-purity analytical reference standard with the molecular formula C9H10BClO3 and a molecular weight of 212.44 g/mol.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system, 2-Chloro-5-propionylphenylboronic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 212.44 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-Chloro-5-propionylphenylboronic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H10BClO3 |
| Molecular Weight | 212.44 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- (3-Chloro-4-cyclopropoxyphenyl)boronic acid (CAS 1438262-44-2)
- (4-Chloro-2-cyclobutylpyrimidin-5-yl)boronic acid (CAS 2225169-57-1)
- (7-chloro-1-benzothiophen-2-yl)boranediol (CAS 936902-06-6)
- 3-Chloro-4-(trifluoromethoxy)phenol (CAS 1000339-94-5)
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- 3-CHloro-2-(trifluoromethoxy)phenol (CAS 1261878-39-0)
Recommended Standards
- 4-Amino-2,3,5-trichloro-phenol (CAS 100606-60-8)
- 3,5,6-Trichloro-N-methylpyridazin-4-amine (CAS 1009368-37-9)
- 5-(Bromomethyl)-4-chloroisoxazol-3(2H)-one (CAS 83014-81-7)
- (2,3,5-Trichloropyridin-4-yl)methanol (CAS 1147979-44-9)
- 4-Bromooxepane (CAS 942144-28-7)
- 3-Benzyloxypropionaldehyde, 97% (CAS 19790-60-4)
- 5-[(4-nitro-1h-pyrazol-1-yl)methyl]thiophene-2-carboxylic acid (CAS 1006457-69-7)
- 6-Bromoquinoline-4-carbaldehyde (CAS 898391-75-8)
- 4-(1H-Benzo[d]imidazol-2-yl)benzene-1,3-diol (CAS 63899-32-1)
- 3-(2,2,2-Trifluoro-ethyl)-piperazine-1-carboxylic acid tert-butyl ester (CAS 886766-19-4)
- 3-(dimethylsulfamoyl)propane-1-sulfonyl chloride (CAS 1018251-96-1)
- 6-Mercapto-2-(methylthio)pyrimidine-4(3H)-thione (CAS 6299-30-5)
- Gemfibrozil EP Impurity E (CAS 500904-61-0)
- Semaglutide impurity 260 (CAS CATO-C4X-2226260)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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