Butopyronoxyl

Suppliers

Names

[ CAS No. ]:
532-34-3

[ Name ]:
Butopyronoxyl

[Synonym ]:
INDALONE
Indalon
Butyl mesityl oxide
Butyl mesityl oxide oxalate
EINECS 208-535-3
butyl 2,2-dimethyl-4-oxo-3H-pyran-6-carboxylate
Butopyronoxyl
Dihydropyrone
BMOO
ENT 9
butyl 2,2-dimethyl-3,4-dihydro-4-oxo-2H-pyran-6-carboxylate
3,4-Dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylic Acid Butyl Ester
butyl-3,4-dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylate
n-Butylmesityloxid oxalate
butopyranoxyl
butyl 3,4-dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylate
butyl 2,2-dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carboxylate

Chemical & Physical Properties

[ Density]:
1.054 g/mL at 25ºC(lit.)

[ Boiling Point ]:
272.1ºC at 760 mmHg

[ Melting Point ]:
25°C

[ Molecular Formula ]:
C12H18O4

[ Molecular Weight ]:
226.26900

[ Flash Point ]:
112.7ºC

[ Exact Mass ]:
226.12100

[ PSA ]:
52.60000

[ LogP ]:
1.98160

[ Index of Refraction ]:
n20/D 1.477(lit.)

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UP7000000
CHEMICAL NAME :
2H-Pyran-6-carboxylic acid, 3,4-dihydro-2,2-dimethyl-4-oxo-, butyl ester
CAS REGISTRY NUMBER :
532-34-3
BEILSTEIN REFERENCE NO. :
0160461
LAST UPDATED :
199701
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C12-H18-O4
MOLECULAR WEIGHT :
226.30
WISWESSER LINE NOTATION :
T6O DV BUTJ F1 F1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
7400 uL/kg
TOXIC EFFECTS :
Liver - change in gall bladder structure or function
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 93,26,1948
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
11600 uL/kg
TOXIC EFFECTS :
Liver - change in gall bladder structure or function
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 93,26,1948
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
5400 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 93,26,1948
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>10 mL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 93,26,1948
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
3200 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 93,26,1948
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - chicken
DOSE/DURATION :
15 mL/kg
TOXIC EFFECTS :
Liver - change in gall bladder structure or function
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 93,26,1948 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
180 mL/kg/13W-I
TOXIC EFFECTS :
Skin and Appendages - dermatitis, other (after systemic exposure) Related to Chronic Data - death
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 93,26,1948 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989

Safety Information

[ Risk Phrases ]:
R38

[ Safety Phrases ]:
37/39

[ WGK Germany ]:
3

[ RTECS ]:
UP7000000

[ HS Code ]:
2932999016

Synthetic Route

Precursor & DownStream

Precursor

  • Dibutyl oxalate

DownStream

  • 3,3-dimethyl-2,8-dioxabicyclo[4.3.0]non-10-ene-5,9-dione

Customs

[ HS Code ]: 2932999016

[ Summary ]:
2932999016 butyl 2,2-dimethyl-4-oxo-3,4-dihydro-2h-pyran-6-carboxylate。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:13.0%。MFN tarrif:6.5%。general tariff:20.0%