3,4-DIHYDRO-2H-BENZO[B][1,4]DIOXEPINE

Modify Date: 2025-08-25 18:42:55

3,4-DIHYDRO-2H-BENZO[B][1,4]DIOXEPINE Structure
3,4-DIHYDRO-2H-BENZO[B][1,4]DIOXEPINE structure
 Common Name 3,4-DIHYDRO-2H-BENZO[B][1,4]DIOXEPINE
CAS Number 7216-18-4 Molecular Weight 150.17400
Density 1.103g/cm3 Boiling Point 221.011ºC at 760 mmHg
Molecular Formula C9H10O2 Melting Point 14-15ºC
MSDS N/A Flash Point 91.549ºC

 Names

Name 3,4-Dihydro-2H-1,5-benzodioxepin
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.103g/cm3
Boiling Point 221.011ºC at 760 mmHg
Melting Point 14-15ºC
Molecular Formula C9H10O2
Molecular Weight 150.17400
Flash Point 91.549ºC
Exact Mass 150.06800
PSA 18.46000
LogP 1.84790
Index of Refraction 1.524

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DF4725200
CHEMICAL NAME :
2H-1,5-Benzodioxepin, 3,4-dihydro-
CAS REGISTRY NUMBER :
7216-18-4
BEILSTEIN REFERENCE NO. :
0128377
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C9-H10-O2
MOLECULAR WEIGHT :
150.19

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>800 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 21,341,1987

 Safety Information

HS Code 2932999099

 Synthetic Route

1,2-Benzenediol structure

1,2-Benzenediol

CAS#:120-80-9

1,3-Dibromopropane structure

1,3-Dibromopropane

CAS#:109-64-8

~89%

3,4-DIHYDRO-2H-BENZO[B][1,4]DIOXEPINE Structure

3,4-DIHYDRO-2H-...

CAS#:7216-18-4

Literature: Huang, Wei-Bin; Guo, Ying; Jiang, Jian-An; Pan, Xian-Dao; Liao, Dao-Hua; Ji, Ya-Fei Synlett, 2013 , vol. 24, # 6 art. no. ST-2013-W0052-L, p. 741 - 746
3-(2-hydroxyphenoxy)propyl bromide structure

3-(2-hydroxyphe...

CAS#:51974-49-3

~%

3,4-DIHYDRO-2H-BENZO[B][1,4]DIOXEPINE Structure

3,4-DIHYDRO-2H-...

CAS#:7216-18-4

Literature: Justus Liebigs Annalen der Chemie, , vol. 528, p. 162,178
potassium 2-(3-bromopropoxy)phenolate structure

potassium 2-(3-...

CAS#:76670-08-1

~%

3,4-DIHYDRO-2H-BENZO[B][1,4]DIOXEPINE Structure

3,4-DIHYDRO-2H-...

CAS#:7216-18-4

2-Allyloxyphenol structure

2-Allyloxyphenol

CAS#:1126-20-1

Literature: Journal of Organic Chemistry, , vol. 48, # 22 p. 3979 - 3982
1,2-Benzenediol structure

1,2-Benzenediol

CAS#:120-80-9

~%

3,4-DIHYDRO-2H-BENZO[B][1,4]DIOXEPINE Structure

3,4-DIHYDRO-2H-...

CAS#:7216-18-4

Literature: Justus Liebigs Annalen der Chemie, , vol. 528, p. 162,178

 Customs

HS Code 2932999099
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

3,4-dihydro-2H-1,5-benzodioxepine
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Chemsrc provides 3,4-DIHYDRO-2H-BENZO[B][1,4]DIOXEPINE(CAS#:7216-18-4) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of 3,4-DIHYDRO-2H-BENZO[B][1,4]DIOXEPINE are included as well.>> amp version: 3,4-DIHYDRO-2H-BENZO[B][1,4]DIOXEPINE

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