2-Ethynyl-2,3-dihydro-1H-indene CAS 170161-03-2
| CAS No. | 170161-03-2 |
| Molecular Formula | C11H10 |
| Molecular Weight | 142.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-Ethynyl-2,3-dihydro-1H-indene is closely related to an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-Ethynyl-2,3-dihydro-1H-indene (CAS 170161-03-2) is a high-purity analytical reference standard with the molecular formula C11H10 and a molecular weight of 142.20 g/mol.
Based on its molecular formula C11H10, 2-Ethynyl-2,3-dihydro-1H-indene contains an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 142.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-Ethynyl-2,3-dihydro-1H-indene 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 | C11H10 |
| Molecular Weight | 142.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2005 |
Related Ethynyl Standards
- 5-Ethynyl-2,3-dihydro-1H-indene (CAS 132464-86-9)
- 4-Ethynyl-2,3-dihydro-1H-indene (CAS 1415560-20-1)
- 1-Ethynyl-2,3-dihydro-1H-indene (CAS 1415560-25-6)
- 6-Ethynyl-1H-indazole (CAS 1093847-80-3)
- 5-Ethynyl-1H-pyrrolo[2,3-b]pyridine (CAS 1207351-16-3)
- 6-Ethynyl-1H-pyrrolo[3,2-b]pyridine (CAS 1256790-91-6)
- 1-Ethynyl-1H-benzo[d]imidazole (CAS 486999-85-3)
- 2-Ethynyl-1H-benzo[d]imidazole (CAS 53243-15-5)
Recommended Standards
- Methyl 4,4-dimethylpent-2-enoate (CAS 16812-85-4)
- 3-(Aminomethyl)-4-methylpiperidin-2-one (CAS 1706449-92-4)
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- b-Gamma hexenyl acetate (CAS 1708-82-3)
- Methyl 1-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)cyclohex-3-enecarboxylate (CAS 2415763-40-3)
- 2-Chloro-4-(3-pyridyl)pyrimidine (CAS 483324-01-2)
- N-(1,2,3,4-tetrahydroquinolin-5-yl)methanesulfonamide (CAS 1016718-33-4)
- 2-Imino-1-(3-morpholinopropyl)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 510761-66-7)
- 2-Chloro-4-(difluoromethyl)-5-methoxynicotinonitrile (CAS 1805360-64-8)
- 2,5,7-Trimethylimidazo[1,2-a]pyrimidin-6-ol (CAS 2749532-72-5)
- Propyl 3-hydroxypropanoate (CAS 4897-95-4)
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- Promethazine Impurity 19 (CAS CATO-C4X-141819)
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Why CATO?
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