3265-58-5

3265-58-5 structure
3265-58-5 structure
  • Name: 2,6-dimethyl-4-oxopyran-3-carboxylic acid
  • Chemical Name: 2,6-dimethyl-4-oxopyran-3-carboxylic acid
  • CAS Number: 3265-58-5
  • Molecular Formula: C8H8O4
  • Molecular Weight: 168.14700
  • Create Date: 2017-05-29 03:32:10
  • Modify Date: 2024-01-08 19:32:18

Name 2,6-dimethyl-4-oxopyran-3-carboxylic acid
Synonyms 4-Keto-2,6-dimethyl-4H-pyran-3-carbonsaeure
2,6-Dimethyl-4-oxo-4H-pyran-3-carbonsaeure
2,6-Dimethyl-4-pyrone-3-carboxylic acid
1,4-dihydro-2,6-dimethyl-3-oxopyrancarboxylic acid
4H-Pyran-3-carboxylic acid,2,6-dimethyl-4-oxo
2,6-dimethyl-4-oxo-4H-pyran-3-carboxylic acid
Density 1.326g/cm3
Boiling Point 341.1ºC at 760 mmHg
Molecular Formula C8H8O4
Molecular Weight 168.14700
Flash Point 143.7ºC
Exact Mass 168.04200
PSA 67.51000
LogP 0.95480
Index of Refraction 1.535

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UP7035000
CHEMICAL NAME :
4H-Pyran-3-carboxylic acid, 2,6-dimethyl-4-oxo-
CAS REGISTRY NUMBER :
3265-58-5
BEILSTEIN REFERENCE NO. :
0133033
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C8-H8-O4
MOLECULAR WEIGHT :
168.16
WISWESSER LINE NOTATION :
T6O DVJ B1 CVQ F1

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 :
2330 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
SKEZAP Shokuhin Eiseigaku Zasshi. Food Hygiene Journal. (Nippon Shokuhin Eisei Gakkai c/o Shokuhin Eisei Senta, 2-6-1 Jingumae, Shibuya-ku, Tokyo 150, Japan) V.1- 1960- Volume(issue)/page/year: 12,520,1971
HS Code 2932999099

~50%

3265-58-5 structure

3265-58-5

Literature: Venkatramani, Lalitha; Siripitayananon, Jintana; Helm, Dick van der Journal of Heterocyclic Chemistry, 1993 , vol. 30, # 3 p. 723 - 738

~%

3265-58-5 structure

3265-58-5

Literature: Traverso Annali di Chimica (Rome, Italy), 1955 , vol. 45, p. 695,704

~%

3265-58-5 structure

3265-58-5

Literature: Krajcinovic Chemische Berichte, 1926 , vol. 59, p. 2117,2118
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%