3,4-Dihydro-(1H)-benzopyrane
- CAS NO.：493-08-3
- Empirical Formula: C9H10O
- Molecular Weight: 134.18
- MDL number: MFCD00138123
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-07-15 16:45:23
What is 3,4-Dihydro-(1H)-benzopyrane?
Definition
ChEBI: A benzopyran consisting of a pyran ring having a benzene ring ortho-fused across positions 2 and 3.
Synthesis Reference(s)
The Journal of Organic Chemistry, 46, p. 1384, 1981 DOI: 10.1021/jo00320a032
Properties of 3,4-Dihydro-(1H)-benzopyrane
| Melting point: | 4.8°C |
| Boiling point: | 215°C (estimate) |
| Density | 1.0720 |
| refractive index | 1.5444 |
| storage temp. | 2-8°C |
| solubility | Chloroform (Sparingly), Methanol (Slightly) |
| color | Colourless to light yellow |
Safety information for 3,4-Dihydro-(1H)-benzopyrane
| Signal word | Warning |
| Pictogram(s) |
 Flame Flammables GHS02 |
| GHS Hazard Statements |
H226:Flammable liquids H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. |
Computed Descriptors for 3,4-Dihydro-(1H)-benzopyrane
New Products
4-Aminotetrahydropyran-4-carbonitrile Hydrochloride (R)-3-Aminobutanenitrile Hydrochloride 4-AMINO-TETRAHYDRO-PYRAN-4-CARBOXYLIC ACID HCL 4-(Dimethylamino)tetrahydro-2H-pyran-4-carbonitrile 3-((Dimethylamino)methyl)-5-methylhexan-2-one oxalate 1,4-Dioxa-8-azaspiro[4.5]decane 5-Bromo-2-nitropyridine Nimesulide BP Aceclofenac IP/BP/EP Diclofenac Sodium IP/BP/EP/USP Mefenamic Acid IP/BP/EP/USP Ornidazole IP Diclofenac Potassium SODIUM AAS SOLUTION ZINC AAS SOLUTION BUFFER SOLUTION PH 10.0(BORATE) GOOCH CRUCIBLE SINTERED AQUANIL 5 BERYLLIUM AAS SOLUTION 2-Bromo-1-(bromomethyl)-3-chloro-5-nitrobenzene 2-Bromo-3-nitroaniline N-(3-Hydroxypropyl)-N-methylacetamide 3-Bromo-6-chloropyridazine 4-ethyl-3-nitrobenzoic acidRelated products of tetrahydrofuran
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