2-Methyl-5-hydroxypentanoic acid lactone
Names
[ CAS No. ]:
10603-03-9
[ Name ]:
2-Methyl-5-hydroxypentanoic acid lactone
[Synonym ]:
3-methyl-tetrahydro-pyran-2-one
3-methyltetrahydro-2h-pyran-2-one
2H-Pyran-2-one,tetrahydro-3-methyl
Chemical & Physical Properties
[ Density]:
1.001g/cm3
[ Boiling Point ]:
215.7ºC at 760mmHg
[ Molecular Formula ]:
C6H10O2
[ Molecular Weight ]:
114.14200
[ Flash Point ]:
79.8ºC
[ Exact Mass ]:
114.06800
[ PSA ]:
26.30000
[ LogP ]:
0.95950
[ Vapour Pressure ]:
0.145mmHg at 25°C
[ Index of Refraction ]:
1.43
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- UQ1350000
- CHEMICAL NAME :
- 2H-Pyran-2-one, tetrahydro-3-methyl-
- CAS REGISTRY NUMBER :
- 10603-03-9
- LAST UPDATED :
- 199509
- DATA ITEMS CITED :
- 2
- MOLECULAR FORMULA :
- C6-H10-O2
- MOLECULAR WEIGHT :
- 114.16
- WISWESSER LINE NOTATION :
- T6OVTJ C1
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 :
- 12900 uL/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 30,470,1969
- 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 :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 30,470,1969
Safety Information
[ Hazard Codes ]:
Xn
[ HS Code ]:
2932999099
Customs
[ 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%