Maltol CAS NO. 118-71-8
ISO 5 Inquiries
118-71-8
food grade
99%
25kg
2023-03-10
Flavors & Fragrances,Catalyst & Auxiliary,Intermediates,Dyes & Pigments,Inorganic Chemistry,petro chemicals
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Product Description
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Seller Information
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Inquiry History
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DescriptionCertificatesBasic Info
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Product Name:
Maltol
Other Name:4H-Pyran-4-one,3-hydroxy-2-methyl-;3-Hydroxy-2-methyl-4H-pyran-4-one;3-Hydroxy-2-methyl-4-pyrone;3-Hydroxy-2-methyl-γ-pyrone;Larixic acid;Larixinic acid;Maltol;Palatone;2-Methyl-3-hydroxy-4-pyrone;3-Hydroxy-2-methyl-1,4-pyrone;3-Hydroxy-2-methyl-4-pyranone;2-Methyl-3-hydroxypyrone;2-Methyl-3-hydroxypyran-4-one;Veltol;NSC 2829;NSC 404458;E 636;Larixin;Larixin (plant growth regulator);2-Methyl-4-oxo-4H-pyran-3-ol;Methylmaltol
CAS No.:118-71-8
Molecular Formula:C6H6O3
InChIKeys:InChIKey=XPCTZQVDEJYUGT-UHFFFAOYSA-N
Molecular Weight:126.11
Exact Mass:126.11
BRN:112169
EC Number:204-271-8
UNII:3A9RD92BS4
NSC Number:404458|2829
DSSTox ID:DTXSID0025523
Color/Form:Monoclinic prisms from chloroform, orthorhombic bypyramidal crystals + monoclinic prisms from 50% alcohol|White crystalline powder
HScode:29329995
Categories:
Characteristics-
PSA:
46.5
XLogP3:0.09
Appearance:Clear colorless Liquid
Density:1.046 g/mL at 25 °C
Melting Point:161.5 °C
Boiling Point:140-150 °C @ Press: 20 Torr
Flash Point:198 °F
Refractive Index:n 20/D 1.541
Water Solubility:H2O: 1.2 g/100 mL (25 ºC);methanol: 50 mg/mL, clear
Storage Conditions:Store below +30°C.
Vapor Pressure:3.26X10-4 mm Hg at 25 deg C (extrapolated from reduced pressure boiling point)
Toxicity:The acute oral LD
50
in rats was reported to be 2.33 g/kg (1.57-3.09 g/kg) (Moreno, 1974). The acute oral 7-day LD
50
s in mice, rats and chicks were reported to be 848, 1440 and 3720 mg/kg, respectively (Gralla, Stebbins, Coleman & Delahunt, 1969). Acute oral LD
50
values were found to be 550 mg/kg in mice, 1620 mg/kg in rabbits and 1410 mg/kg in guinea-pigs (Dow Chemical Company, 1967). The acute sc LD
50
in mice was found to be 820 mg/kg.Explosive limit:25%
Odor:Fragrant, caramel-like odor
Taste:Taste characteristics at 200.00 ppm: Sweet, caramellic, cotton candy with fruity, jammy strawberry nuance
PH:pH of 0.5% aqueous solution = 5.3
Henrys Law Constant:Henry's Law constant = 5.0X10-9 atm-cu m/mole at 25 °C (est)
Dissociation Constants:pKa = 8.6
Collision Cross Section:117.7 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine and drug standards]
Experimental Properties:Volatile with steam|May be sensitive to prolonged exposure to light and air. Reacts with bases. May react with reducing agents.|Hydroxyl radical reaction rate constant = 5.0X10-11 cu cm/molec-sec at 25 °C (est)|Ozone reaction rate constant = 1.3X10-17 cu cm/molec-sec at 25 °C (est)
Air and Water Reactions:May be sensitive to prolonged exposure to light and air. Somewhat soluble in water at room temperature. Freely soluble in hot water [Merck]. Slightly soluble in cold water.
Reactive Group:Ethers
Reactivity Profile:MALTOL is weakly acidic. Reacts with bases. May react with reducing agents. Volatile with steam. (NTP, 1992)
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 4, Oral
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H302 Harmful if swallowed
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
Response P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
Storage none
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Keep container tightly closed in a dry and well-ventilated place.
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Seller Information
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Business Type:
Manufactory
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Main Products:
Flavors & Fragrances,Catalyst & Auxiliary,Intermediates,Dyes & Pigments,Inorganic Chemistry,petro chemicals
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Location:
17th Yuanlin Road ,Chongchuan area ,Nantong city ,Jiangsu province ,China
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Payment Terms:
L/C,100% TT in advance
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Average lead Time:
2
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Total Annual Revenue:
Above $100 million
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Total Employees:
201-300
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Year of Establishment:
2008
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Certifications:
GB/T19001-2016 / Iso9001:2015
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Inquiry History5 Inquiries
Country Product Purchase Quantity Date Posted 
India
3-Hydroxy-2methyl-4h-Pyran-4-One
12 MT Dec 24, 2025 
China
甲基麦芽酚 (Methyl Maltol)
15 MT Dec 27, 2025
India
Maltol
20 MT Aug 11, 2025
India
Maltol
20 MT Aug 8, 2025
India
Maltol
5 TON Aug 9, 2024 Post an enquiry for this product
