1-Boc-indole-3-boronic Acid Pinacol Ester CAS 942070-45-3
| CAS No. | 942070-45-3 |
| Molecular Formula | C19H26BNO4 |
| Molecular Weight | 343.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 343.23 g/mol gives 1-Boc-indole-3-boronic Acid Pinacol Ester distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-Boc-indole-3-boronic Acid Pinacol Ester (CAS 942070-45-3), molecular formula C19H26BNO4 and molecular weight 343.23 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, 1-Boc-indole-3-boronic Acid Pinacol Ester is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 343.23 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.
As a certified reference material (CRM), 1-Boc-indole-3-boronic Acid Pinacol Ester meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C19H26BNO4 |
| Molecular Weight | 343.23 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Related Boc Standards
- 1-Boc-indole-4-boronic Acid Pinacol Ester (CAS 893441-86-6)
- JWH-073 (Indole-d5) 3-Hydroxybutyl (CAS 1413427-47-0)
- Indole-3-acetyl beta-D-Glucopyranose (CAS 19817-95-9)
- 4790-19-6 1H-Indole, 5,6-bis(phenylmethoxy)- (9CI) Indole, 5,6-dibenzyloxy- 5-21-05-00007 (Beilstein Handbook Reference) 5,6-Bis(benzyloxy)indole BRN 1550476 5,6-Dibenzyloxyindole NSC 83220 (CAS 4790-19-6)
- Indole-3-acetyl-L-phenylalanine Methyl Ester (CAS 1060809-98-4)
- Indole-3-butyryl-L-phenylalanine (CAS 1008303-39-6)
- 2-(2-(1H-Indole-2-carboxamido)benzamido)propanoic acid (CAS 657432-67-2)
- 1H-indole-2,3-dione, 5-bromo-4-iodo- (CAS 63037-66-1)
Recommended Standards
- (E)-[1-(2,4-Dimethyl-1,3-thiazol-5-yl)ethylidene]amino 3,4-dichlorobenzoate (CAS 477872-40-5)
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- 2-((2,4-Dichlorophenyl)sulfonyl)-4-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidine (CAS 343374-43-6)
- [trans-4-(4-bromophenoxy)tetrahydrofuran-3-yl] methanesulfonate (CAS 1258963-45-9)
- (4-(5-Chlorothiophen-2-yl)phenyl)methanamine (CAS 1212058-06-4)
- 5,11-Bis(2-ethylhexyl)-3,9-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,11-dihydroindolo[3,2-b]carbazole (CAS 882066-06-0)
- Benzoic acid, 3,5-bis[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-, methyl ester (CAS 1798824-06-2)
- 1-{bicyclo[4.2.0]octa-1(6),2,4-trien-7-yl}ethan-1-amine (CAS 3264-33-3)
- Ethyl 5-aminothiazole-4-carboxylate hydrochloride (CAS 1253792-74-3)
- 2-(2-Quinoxalinylthio)acetic Acid (CAS 69001-90-7)
- 1-(4-hydroxy-2,5-dimethoxyphenyl)ethan-1-one (CAS 13909-71-2)
- Tributylchloroplumbane (CAS 13302-14-2)
- 1-(3,4-Dihydroquinolin-1(2H)-yl)-2-ethoxyethanone (CAS 600140-12-3)
- Semaglutide（sodium salt） (CAS CATO-C4X-222619)
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