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4940-11-8

4940-11-8 structure
4940-11-8 structure
  • Name: Ethyl maltol
  • Chemical Name: 2-Ethyl-3-hydroxy-4H-pyran-4-one
  • CAS Number: 4940-11-8
  • Molecular Formula: C7H8O3
  • Molecular Weight: 140.137
  • Catalog: Food additive Food spice Artificial spice
  • Create Date: 2018-06-07 17:14:31
  • Modify Date: 2024-01-02 09:35:41
  • Ethyl maltol (2-Ethyl-3-hydroxy-4H-pyran-4-one) is an odor-active (OA) compound[1].

Name 2-Ethyl-3-hydroxy-4H-pyran-4-one
Synonyms 2-Ethyl-3-hydroxy-4-pyrone
EINECS 225-582-5
2-Ethyl-3-hydroxy-4H-pyran-4-one
MFCD00059795
2-Ethyl pyromeconic acid
4H-Pyran-4-one, 2-ethyl-3-hydroxy-
Ethyl maltol
Veltol plus
Density 1.3±0.1 g/cm3
Boiling Point 290.3±40.0 °C at 760 mmHg
Melting Point 85-95 °C(lit.)
Molecular Formula C7H8O3
Molecular Weight 140.137
Flash Point 124.8±20.8 °C
Exact Mass 140.047348
PSA 50.44000
LogP 0.61
Vapour Pressure 0.0±1.4 mmHg at 25°C
Index of Refraction 1.541

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UQ0840000
CHEMICAL NAME :
4H-Pyran-4-one, 2-ethyl-3-hydroxy-
CAS REGISTRY NUMBER :
4940-11-8
BEILSTEIN REFERENCE NO. :
1618110
LAST UPDATED :
199712
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C7-H8-O3
MOLECULAR WEIGHT :
140.15

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 :
1150 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
780 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
910 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - chicken
DOSE/DURATION :
1270 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
90 gm/kg/90D-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis)

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Bacteria - Salmonella typhimurium
DOSE/DURATION :
2 mg/plate
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 67,367,1979 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - T2072 No. of Facilities: 193 (estimated) No. of Industries: 6 No. of Occupations: 8 No. of Employees: 4632 (estimated) No. of Female Employees: 1504 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302
Precautionary Statements P301 + P312 + P330
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn:Harmful
Risk Phrases R22
Safety Phrases S36
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS UQ0840000
HS Code 2932999099
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%