Maltol

Names

[ CAS No. ]:
118-71-8

[ Name ]:
Maltol

[Synonym ]:
3-Hydroxy-2-methyl-4H-pyran-4-one
MALTENE
3-hydroxy-2-methyl-4-pyrone
3-Hydroxy-2-methyl-g-pyrone
Vetol
Palatone
Laricin
4H-Pyran-4-one, 3-hydroxy-2-methyl-
Talmon
3-Hydroxy-2-methyl-4-pyrone,Maltol
2-methyl-3-hydroxy-4H-pyran-4-one
MALTOL FCC
Veltol
Maltol
2-methyl-3-oxy-4H-pyran-4-one
2-methyl-3-hydroxy-4-pyranone
EINECS 204-271-8
MFCD00006578
FEMA 2656

Biological Activity

[Description]:

Maltol, a type of aromatic compound, exists in high concentrations in red ginseng. Maltol is a potent antioxidative agent and typically is used to enhance flavor and preserve food[1].

[Related Catalog]:

Research Areas >> Others

Signaling Pathways >> Others >> Others

[References]

[1]. Guo N, et al. Maltol, a food flavor enhancer, attenuates diabetic peripheral neuropathy in streptozotocin-induceddiabetic rats. Food Funct. 2018 Dec 13;9(12):6287-6297.

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
284.7±40.0 °C at 760 mmHg

[ Melting Point ]:
160-164 °C(lit.)

[ Molecular Formula ]:
C₆H₆O₃

[ Molecular Weight ]:
126.110

[ Flash Point ]:
127.3±20.8 °C

[ Exact Mass ]:
126.031693

[ PSA ]:
50.44000

[ LogP ]:
0.08

[ Vapour Pressure ]:
0.0±1.3 mmHg at 25°C

[ Index of Refraction ]:
1.561

[ Water Solubility ]:
1.2 g/100 mL (25 ºC)

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UQ1050000

CHEMICAL NAME :: 4H-Pyran-4-one, 3-hydroxy-2-methyl-

CAS REGISTRY NUMBER :: 118-71-8

BEILSTEIN REFERENCE NO. :: 0112169

LAST UPDATED :: 199712

DATA ITEMS CITED :: 17

MOLECULAR FORMULA :: C6-H6-O3

MOLECULAR WEIGHT :: 126.12

WISWESSER LINE NOTATION :: T6O DVJ B1 CQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1410 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 :: 550 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD16 - Lethal Dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1400 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 :: 820 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 - rabbit

DOSE/DURATION :: 1620 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD - Lethal dose

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 :: Rodent - guinea pig

DOSE/DURATION :: 1410 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 :: Bird - chicken

DOSE/DURATION :: 3720 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) Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 20500 mg/kg/41D-I

TOXIC EFFECTS :: Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death

MUTATION DATA

TEST SYSTEM :: Rodent - mouse

DOSE/DURATION :: 250 mg/kg

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 26,487,1988 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2610 No. of Facilities: 508 (estimated) No. of Industries: 3 No. of Occupations: 5 No. of Employees: 1733 (estimated) No. of Female Employees: 642 (estimated)

Safety Information

[ Symbol ]:

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;R36/37/38

[ Safety Phrases ]:
S37-S37/39-S26-S36-S36/37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
UQ1050000

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

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%

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