4-bromo-6-tert-butyl-3-hydroxy-6-methylpyran-2,5-dione

Names

[ CAS No. ]:
26687-80-9

[ Name ]:
4-bromo-6-tert-butyl-3-hydroxy-6-methylpyran-2,5-dione

[Synonym ]:
4-Bromo-2-methyl-2-tert-butylketolactone
Substance 86
2-Methyl-2-tert-butyl-ketolactone

Chemical & Physical Properties

[ Density]:
1.576g/cm3

[ Boiling Point ]:
328.7ºC at 760mmHg

[ Molecular Formula ]:
C10H13BrO4

[ Molecular Weight ]:
277.11200

[ Flash Point ]:
152.6ºC

[ Exact Mass ]:
276.00000

[ PSA ]:
63.60000

[ LogP ]:
2.08160

[ Vapour Pressure ]:
1.39E-05mmHg at 25°C

[ Index of Refraction ]:
1.558

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UP8500000
CHEMICAL NAME :
2H-Pyran-2,5(6H)-dione, 4-bromo-6-tert-butyl-3-hydroxy-6-methyl-
CAS REGISTRY NUMBER :
26687-80-9
LAST UPDATED :
198612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C10-H13-Br-O4
MOLECULAR WEIGHT :
277.14

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PHMGBN Pharmacology: International Journal of Experimental and Clinical Pharmacology. (S. Karger AG, Postfach CH-4009 Basel, Switzerland) V.1- 1968- Volume(issue)/page/year: 4,152,1970

Related Compounds