ChemicalBook > CAS DataBase List > 3,4-Dihydro-(1H)-benzopyrane

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
More
Less

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
More
Less

Safety

HS Code 
2932990090
More
Less

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.

More
Less

N-Bromosuccinimide Price

TRC
Product number
D452083
Product name
3,4-Dihydro-2H-1-benzopyran
Packaging
50mg
Price
$45
Updated
2021/12/16
Matrix Scientific
Product number
157412
Product name
Chromane
Packaging
0.500g
Price
$120
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
SynQuest Laboratories
Product number
2H07-1-0E
Product name
Chromane
Purity
96%
Packaging
1g
Price
$176
Updated
2021/12/16
More
Less

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

More
Less

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

China 48 Germany 1 India 3 Switzerland 1 United Kingdom 1 United States 6 Global 60
More
Less

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

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

493-08-3, 3,4-Dihydro-(1H)-benzopyraneRelated Search:

3,6-Pyridazinediamine(9CI) 3,6-DIMETHOXYPYRIDAZINE 3,4,5-TRICHLOROPYRIDAZINE 3,4-dichloropyridazine 3,6-Dimethyl Pyridazine 3,5-Dibromopyridazine 3,4,5-Tribromopyridazine 3,4,5,6-TETRACHLOROPYRIDAZINE 3,4,6-Tribromopyridazine CHROMANE-2-CARBOXYLIC ACID Tryptamine CHROMONE

  • Chromane
  • 3,4-Dihydro-2H-1-benzopyran
  • Dihydrobenzo[b]pyran
  • 3,4-dihydro-2H-chromene
  • 2H-1-Benzopyran, 3,4-dihydro-
  • 3,4-Dihydro-1H-benzopyran
  • 3,4-Dihydro-(1H)-benzopyrane
  • Benzoxan
  • 3，4-Dihydro-1-benzopyran
  • 493-08-3