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

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

$19 - $2355.32
Product name: 3,4-Dihydro-(1H)-benzopyrane
CAS: 493-08-3
MF: C9H10O
MW: 134.18
EINECS:
MDL Number:MFCD00138123
Synonyms:3,4-Dihydro-2H-1-benzopyran;Dihydrobenzo[b]pyran;3,4-Dihydro-1H-benzopyran;3,4-Dihydro-(1H)-benzopyrane;Benzoxan;3,4-dihydro-2H-chromene;2H-1-Benzopyran, 3,4-dihydro-;3，4-Dihydro-1-benzopyran

Price59 Properties Safety Information Description

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aablocks
ACHEMBLOCK
Acrotein
Activate Scientific
AK Scientific
Alichem
Ambeed
American Custom Chemicals Corporation
Apolloscientific
Atlantic Research Chemicals
Azepine
Biosynth
Chemcia Scientific
Chemenu
Crysdot
Matrix Scientific
SynQuest Laboratories
Synthonix
TCI Chemical
TRC

Package

50mg
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250.00mg
500mg
0.5g
0.500g
1.00g
1g
2g
2.5G
5g
5.00g
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100g

Manufactureraablocks
Product numberAA00DB5N
Product descriptionChroman 98%
Packaging1g
Price$45
Updated2026-05-28
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Manufactureraablocks
Product numberAA00DB5N
Product descriptionChroman 98%
Packaging5g
Price$220
Updated2026-05-28
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Manufactureraablocks
Product numberAA00DB5N
Product descriptionChroman 98%
Packaging10g
Price$362
Updated2026-05-28
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Manufactureraablocks
Product numberAA00DB5N
Product descriptionChroman 98%
Packaging25g
Price$718
Updated2026-05-28
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Manufactureraablocks
Product numberAA00DB5N
Product descriptionChroman 98%
Packaging100g
Price$2208
Updated2026-05-28
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Manufactureraablocks
Product numberAA00DB5N
Product descriptionChroman 98%
Packaging250mg
Price$29
Updated2026-05-28
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Manufactureraablocks
Product numberAA00DB5N
Product descriptionChroman 98%
Packaging100mg
Price$19
Updated2026-05-28
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ManufacturerACHEMBLOCK
Product numberP37892
Product descriptionChromane 95%
Packaging5G
Price$245
Updated2026-05-27
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ManufacturerACHEMBLOCK
Product numberP37892
Product descriptionChromane 95%
Packaging25G
Price$980
Updated2026-05-27
Buy

ManufacturerAcrotein
Product numberH-7436
Product descriptionChromane 97%
Packaging1g
Price$95.7
Updated2026-05-25
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ManufacturerAcrotein
Product numberH-7436
Product descriptionChromane 97%
Packaging0.5g
Price$59.76
Updated2026-05-25
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ManufacturerAcrotein
Product numberH-7436
Product descriptionChromane 97%
Packaging5g
Price$286
Updated2026-05-25
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ManufacturerActivate Scientific
Product numberAS88483
Product descriptionChromane 98%
Packaging1g
Price$100
Updated2026-06-04
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ManufacturerActivate Scientific
Product numberAS88483
Product descriptionChromane 98%
Packaging25g
Price$1057
Updated2026-06-04
Buy

ManufacturerActivate Scientific
Product numberAS88483
Product descriptionChromane 98%
Packaging5g
Price$337
Updated2026-06-04
Buy

ManufacturerAK Scientific
Product numberAMTGC039
Product description3,4-Dihydro-2H-1-benzopyran 97%
Packaging10g
Price$368
Updated2026-06-04
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA00DB5N	Chroman 98%	1g	$45	2026-05-28	Buy
aablocks	AA00DB5N	Chroman 98%	5g	$220	2026-05-28	Buy
aablocks	AA00DB5N	Chroman 98%	10g	$362	2026-05-28	Buy
aablocks	AA00DB5N	Chroman 98%	25g	$718	2026-05-28	Buy
aablocks	AA00DB5N	Chroman 98%	100g	$2208	2026-05-28	Buy
aablocks	AA00DB5N	Chroman 98%	250mg	$29	2026-05-28	Buy
aablocks	AA00DB5N	Chroman 98%	100mg	$19	2026-05-28	Buy
ACHEMBLOCK	P37892	Chromane 95%	5G	$245	2026-05-27	Buy
ACHEMBLOCK	P37892	Chromane 95%	25G	$980	2026-05-27	Buy
Acrotein	H-7436	Chromane 97%	1g	$95.7	2026-05-25	Buy
Acrotein	H-7436	Chromane 97%	0.5g	$59.76	2026-05-25	Buy
Acrotein	H-7436	Chromane 97%	5g	$286	2026-05-25	Buy
Activate Scientific	AS88483	Chromane 98%	1g	$100	2026-06-04	Buy
Activate Scientific	AS88483	Chromane 98%	25g	$1057	2026-06-04	Buy
Activate Scientific	AS88483	Chromane 98%	5g	$337	2026-06-04	Buy
AK Scientific	AMTGC039	3,4-Dihydro-2H-1-benzopyran 97%	10g	$368	2026-06-04	Buy

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Properties

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

Safety Information

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H226	Flammable liquid and vapour	Flammable liquids	Category 3	Warning
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

P210	Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P241	Use explosion-proof electrical/ventilating/lighting/…/equipment.

Description

ChEBI: A benzopyran consisting of a pyran ring having a benzene ring ortho-fused across positions 2 and 3.

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Suppliers and manufacturers

Shaanxi Dideu Medichem Co. Ltd

$20.00
3,4-Dihydro-(1H)-benzopyrane CAS:493-08-3

CONIER CHEM AND PHARMA LIMITED

HANGZHOU LEAP CHEM CO., LTD.

Aladdin Scientific

Amadis Chemical Company Limited Tianjin Furui Kai Technology Co.,Ltd. Accela ChemBio Co.,Ltd. Nanjing Chemlin Chemical Co., Ltd Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. Guangzhou Isun Pharmaceutical Co., Ltd

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

Properties

Safety Information

Description

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