5-Isocyanato-2,3-dihydrobenzofuran CAS 215162-92-8
| CAS No. | 215162-92-8 |
| Molecular Formula | C9H7NO2 |
| Molecular Weight | 161.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 161.16 g/mol gives 5-Isocyanato-2,3-dihydrobenzofuran distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-Isocyanato-2,3-dihydrobenzofuran (CAS 215162-92-8), molecular formula C9H7NO2 and molecular weight 161.16 g/mol, is a CATO reference standard with documented purity and traceability.
5-Isocyanato-2,3-dihydrobenzofuran (C9H7NO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), 5-Isocyanato-2,3-dihydrobenzofuran 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 | C9H7NO2 |
| Molecular Weight | 161.16 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2018 |
| Nitrogen Atoms | 1 |
Related Isocyanato Standards
- 2-Isocyanato-2,3-dihydro-1-benzofuran (CAS 1016738-92-3)
- 1-isocyanato-3-(propan-2-yl)benzene (CAS 55304-09-1)
- 2-Isocyanato-N,N-dimethylaniline (CAS 54557-32-3)
- 5-Isocyanato-2,3-dihydro-1h-indene (CAS 120912-37-0)
- (S)-1-Isocyanato-2,3-dihydro-1h-indene (CAS 745783-81-7)
- 3-Isocyanato-2,3-dihydrothiophene 1,1-dioxide (CAS 61308-98-3)
- 1-isocyanato-4-(methoxymethyl)benzene (CAS 873452-35-8)
- 1-Isocyanato-4-methoxy-2-methylbenzene (CAS 60385-06-0)
Recommended Standards
- 5-Hydroxybenzofuran-4-carbimidic acid (CAS 64758-65-2)
- 5-Methyl-5H-pyrrolo[2,3-b]pyrazine-7-carbaldehyde (CAS 4121-21-5)
- 5-Hydroxy-3-phenylisoxazole (CAS 23253-51-2)
- 5-Methylisoindoline-1,3-dione (CAS 40314-06-5)
- 2-Amino-N-methyl-N-(pyridin-2-ylmethyl)ethane-1-sulfonamide (CAS 1154938-19-8)
- (1-(Aminomethyl)cyclobutyl)(1-methyl-1H-pyrazol-3-yl)methanol (CAS 1403564-46-4)
- 1-(4-Aminophenyl)-4,5-dihydro-1h-1,2,3,4-tetrazol-5-one (CAS 99595-73-0)
- 3-(Pyrrolidin-3-yl)benzo[b]thiophene-2-carboxamide hydrochloride (CAS 1361113-93-0)
- Tert-butyl (r)-(1-(2-aminophenyl)pyrrolidin-3-yl)carbamate (CAS 1023655-13-1)
- Ethyl 8-(3-bromo-4-methylphenyl)-8-oxooctanoate (CAS 898776-90-4)
- Ethyl 2-(methylsulfonyl)-3-oxobutanoate (CAS 61053-62-1)
- n-{4-[4-(propan-2-yloxy)phenyl]butan-2-ylidene}hydroxylamine (CAS 1017040-19-5)
- Ethyl 2-{3-[(4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)carbamoyl]pyridin-2-yl}acetate (CAS 338392-15-7)
- Myosin Kinase Inhibiting Peptide (CAS 119386-39-9)
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