5,5′-BI-p-TOLUQUINONE

Modify Date: 2024-01-09 20:17:26

5,5′-BI-p-TOLUQUINONE Structure
5,5′-BI-p-TOLUQUINONE structure
Common Name 5,5′-BI-p-TOLUQUINONE
CAS Number 4388-07-2 Molecular Weight 242.22700
Density 1.42g/cm3 Boiling Point 326.2ºC at 760mmHg
Molecular Formula C14H10O4 Melting Point N/A
MSDS N/A Flash Point 136.5ºC

 Names

Name 4,4'-Dimethyl-1,1'-biphenyl-2,2',5,5'-tetraone
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.42g/cm3
Boiling Point 326.2ºC at 760mmHg
Molecular Formula C14H10O4
Molecular Weight 242.22700
Flash Point 136.5ºC
Exact Mass 242.05800
PSA 68.28000
LogP 1.03540
Index of Refraction 1.709

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
EC1050000
CHEMICAL NAME :
5,5'-Bi-p-toluquinone
CAS REGISTRY NUMBER :
4388-07-2
BEILSTEIN REFERENCE NO. :
2455300
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C14-H10-O4
MOLECULAR WEIGHT :
242.24

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
125 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 6,217,1954

 Synthetic Route

~93%

5,5′-BI-p-TOLUQUINONE Structure

5,5′-BI-p-TOLUQ...

CAS#:4388-07-2

Literature: Love, Brian E.; Duffy, Brian C.; Simmons, Alexander L. Tetrahedron Letters, 2014 , vol. 55, # 12 p. 1994 - 1997

~98%

5,5′-BI-p-TOLUQUINONE Structure

5,5′-BI-p-TOLUQ...

CAS#:4388-07-2

Literature: Ali, Mohammed Hashmat; Niedbalski, Melinda; Bohnert, Gary; Bryant, Daniel Synthetic Communications, 2006 , vol. 36, # 12 p. 1751 - 1759

~75%

5,5′-BI-p-TOLUQUINONE Structure

5,5′-BI-p-TOLUQ...

CAS#:4388-07-2

Literature: Paraskevas, Spyridon M.; Konstantinidis, Demetrios; Vassilara, Georgia Synthesis, 1988 , # 11 p. 897 - 899

~%

5,5′-BI-p-TOLUQUINONE Structure

5,5′-BI-p-TOLUQ...

CAS#:4388-07-2

Literature: Ono; Oyamada Bulletin of the Chemical Society of Japan, 1936 , vol. 11, p. 132,135, 137

 Precursor & DownStream

Precursor  3

DownStream  0

 Synonyms

4,4'-dimethylbiphenyl-2,5,2',5'-diquinone
5,5'-dimethyl-2,2'-bis-p-benzoquinone
Ditolyldichinon
4,4'-Dimethyl-biphenyl-2,5,2',5'-dichinon