Benzene, 1,1-(2-methylpropylidene)bis(4-ethoxy-

Modify Date: 2025-08-25 15:26:54

Benzene, 1,1-(2-methylpropylidene)bis(4-ethoxy- Structure
Benzene, 1,1-(2-methylpropylidene)bis(4-ethoxy- structure
 Common Name Benzene, 1,1-(2-methylpropylidene)bis(4-ethoxy-
CAS Number 56265-21-5 Molecular Weight 298.41900
Density 0.993g/cm3 Boiling Point 407.5ºC at 760 mmHg
Molecular Formula C20H26O2 Melting Point N/A
MSDS N/A Flash Point 144.3ºC

 Names

Name 1-ethoxy-4-[1-(4-ethoxyphenyl)-2-methylpropyl]benzene
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.993g/cm3
Boiling Point 407.5ºC at 760 mmHg
Molecular Formula C20H26O2
Molecular Weight 298.41900
Flash Point 144.3ºC
Exact Mass 298.19300
PSA 18.46000
LogP 5.27190
Index of Refraction 1.524

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DA6172000
CHEMICAL NAME :
Benzene, 1,1'-(2-methylpropylidene)bis(4-ethoxy-
CAS REGISTRY NUMBER :
56265-21-5
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C20-H26-O2
MOLECULAR WEIGHT :
298.46

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>2100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1953- Volume(issue)/page/year: 25,859,1977

 Synthetic Route

phenetole structure

phenetole

CAS#:103-73-1

3-Chloro-2-methyl-1-propene structure

3-Chloro-2-meth...

CAS#:563-47-3

~62%

Benzene, 1,1-(2-methylpropylidene)bis(4-ethoxy- Structure

Benzene, 1,1-(2...

CAS#:56265-21-5

Literature: Rakhimov; Galin; Tomilov; Le Russian Journal of Organic Chemistry, 2002 , vol. 38, # 11 p. 1629 - 1634
Isobutylene Oxide structure

Isobutylene Oxide

CAS#:558-30-5

phenetole structure

phenetole

CAS#:103-73-1

~45%

Benzene, 1,1-(2-methylpropylidene)bis(4-ethoxy- Structure

Benzene, 1,1-(2...

CAS#:56265-21-5

Literature: Strunskaya; Yanilkin; Plemenkov Russian Journal of Organic Chemistry, 1996 , vol. 32, # 7 p. 1076 - 1077

 Synonyms

t0512-4777
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Chemsrc provides CAS#:56265-21-5 MSDS, density, melting point, boiling point, structure, etc. Its name is Benzene, 1,1-(2-methylpropylidene)bis(4-ethoxy->> amp version: Benzene, 1,1-(2-methylpropylidene)bis(4-ethoxy-

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