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

3,4-Dihydro-(1H)-benzopyrane Structure
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
Molecular Weight:
134.18
MOL File:
493-08-3.mol
MSDS File:
SDS
Modify Date:
2024/7/15 16:45:23
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3,4-Dihydro-(1H)-benzopyrane 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

Risk and Safety Statements

Symbol(GHS) 
GHS02
Signal word  Warning
Hazard statements  H226-H335-H302+H312+H332-H319
Precautionary statements  P210-P241-P362+P364
HS Code  2932990090

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

1-(3,4-dihydro-2H-1-benzopyran-6-yl)propan-1-one Chroman-6-carbonyl chloride

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

Global( 62)Suppliers
Supplier Tel Country ProdList Advantage Inquiry
SRC Laboratories Pvt Ltd +91 (40) 2307-7999 New Delhi, India 243 50 Inquiry
A.J Chemicals 91-9810153283 New Delhi, India 6124 58 Inquiry
Gagri Global IT Services Pvt. Ltd. +91-40-27170174, Telangana, India 1321 58 Inquiry
CONIER CHEM AND PHARMA LIMITED +8618523575427 China 49391 58 Inquiry
Shaanxi Dideu Medichem Co. Ltd 18192627656 China 1338 58 Inquiry
Shanghai Rlavie Technology Co ltd +86-021-67759270 +8617717059219 China 1030 58 Inquiry
Labnetwork lnc. +86-27-50766799 +8618062016861 China 19994 58 Inquiry
Nanjing Hengbei Chemicals Co., Ltd. +86-25-58393656 China 6856 58 Inquiry
LEAPCHEM CO., LTD. +86-852-30606658 China 43348 58 Inquiry
Aladdin Scientific +1-+1(833)-552-7181 United States 52927 58 Inquiry
Supplier Advantage
SRC Laboratories Pvt Ltd 50
A.J Chemicals 58
Gagri Global IT Services Pvt. Ltd. 58
CONIER CHEM AND PHARMA LIMITED 58
Shaanxi Dideu Medichem Co. Ltd 58
Shanghai Rlavie Technology Co ltd 58
Labnetwork lnc. 58
Nanjing Hengbei Chemicals Co., Ltd. 58
LEAPCHEM CO., LTD. 58
Aladdin Scientific 58

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