3,4-Dihydro-(1H)-benzopyrane

Product Name: 3,4-Dihydro-(1H)-benzopyrane
CAS No.: 493-08-3
Chemical Name: 3,4-Dihydro-(1H)-benzopyrane
Synonyms: Chromane;3,4-dihydro-2H-chromene;2H-1-Benzopyran, 3,4-dihydro-;Benzoxan;Dihydrobenzo[b]pyran;3，4-Dihydro-1-benzopyran;3,4-Dihydro-1H-benzopyran;3,4-Dihydro-2H-1-benzopyran;3,4-Dihydro-(1H)-benzopyrane
CBNumber: CB71075606
Molecular Formula: C9H10O
Formula Weight: 134.18
MOL File: 493-08-3.mol

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3,4-Dihydro-(1H)-benzopyrane Property

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)
form: liquid
color: Colourless to light yellow

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Safety

HS Code: 2932990090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H226Flammable liquid and vapour

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P241Use explosion-proof electrical/ventilating/lighting/…/equipment.

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N-Bromosuccinimide Price

TCI Chemical

Product number: D6267
Product name: Chromane
Purity: min. 95.0 %
Packaging: 200MG
Price: $126
Updated: 2026/03/19

TCI Chemical

Product number: D6267
Product name: Chromane
Purity: min. 95.0 %
Packaging: 1G
Price: $379
Updated: 2026/03/19

TRC

Product number: D452083
Product name: 3,4-Dihydro-2H-1-benzopyran
Packaging: 50mg
Price: $45
Updated: 2021/12/16

Biosynth Carbosynth

Product number: FC133362
Product name: Chromane
Packaging: 1g
Price: $128
Updated: 2021/12/16

Matrix Scientific

Product number: 157412
Product name: Chromane
Packaging: 1g
Price: $150
Updated: 2021/12/16

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3,4-Dihydro-(1H)-benzopyrane Chemical Properties,Usage,Production

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

3,4-Dihydro-(1H)-benzopyrane Preparation Products And Raw materials

Raw materials

Preparation Products

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3,4-Dihydro-(1H)-benzopyrane Suppliers

China 55 Germany 1 India 4 Switzerland 1 United Kingdom 1 United States 6 Global 68

Tianjin Furui Kai Technology Co.,Ltd.

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Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.

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Haoyuan Chemexpress Co., Ltd.

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SynAsst Chemical.

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Guangzhou Isun Pharmaceutical Co., Ltd

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Amatek Scientific Co. Ltd.

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Bide Pharmatech Ltd.

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Cool Pharm, Ltd

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View Lastest Price from 3,4-Dihydro-(1H)-benzopyrane manufacturers

Shaanxi Dideu Medichem Co. Ltd

Product: 3,4-Dihydro-(1H)-benzopyrane 493-08-3
Price: US $30.00-20.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 2000KG
Release date: 2024-07-15

Shanghai Rlavie Technology Co ltd

Product: 3,4-Dihydro-(1H)-benzopyrane 493-08-3
Price: US $0.00/KG
Min. Order: 0.0001KG
Purity: 98%min
Supply Ability: 100kgs/month
Release date: 2022-05-10

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Dihydrobenzo[b]pyran

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3,4-Dihydro-1H-benzopyran

3,4-Dihydro-(1H)-benzopyrane

Benzoxan

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493-08-3