dehydroascorbic acid(490-83-5)
1 Inquiries
490-83-5
99%
shanghai
LUYUNJIA
200kg/barrel
2030-12-28
DIMETHYL SULFOXIDE,NMP,MMT
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Product Description
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Seller Information
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Inquiry History
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DescriptionBasic Info
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Product Name:
Dehydroascorbic acid
Other Name:L-threo-2,3-Hexodiulosonic acid,γ-lactone;Dehydroascorbic acid,L-;DHAA;Oxidized ascorbic acid;L-Ascorbic acid,dehydro-;L-Dehydroascorbic acid;Dehydroascorbic acid;L-threo-Dehydroascorbic acid;Dehydro-L-ascorbic acid;L-Ascorbic acid,oxidized;Oxidized vitamin C;2365-07-3;19455-06-2;21090-23-3;882741-16-4
CAS No.:490-83-5
Molecular Formula:C6H6O6
InChIKeys:InChIKey=SBJKKFFYIZUCET-JLAZNSOCSA-N
Molecular Weight:174.11
Exact Mass:174.11
EC Number:207-720-6
UNII:Y2Z3ZTP9UM
Categories:
Characteristics-
PSA:
100.90000
XLogP3:-2.32
Appearance:Solid
Density:1.7±0.1 g/cm3
Melting Point:204-205 °C (decomp)
Boiling Point:389.3±38.0 °C at 760 mmHg
Flash Point:170.0±20.3 °C
Refractive Index:1.570
Water Solubility:Soluble in water at 60°C
Storage Conditions:−20°C
Specific rotation:D20 +56°
PKA:3.9None
Dissociation Constants:3.90
Collision Cross Section:169.7 Ų [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|127.8 Ų [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|128.2 Ų [M-H]-
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
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Distributor
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Main Products:
DIMETHYL SULFOXIDE,NMP,MMT
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Location:
NO3, Jiangtou West Road, Huli district, Xiamen
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Payment Terms:
TT against copy of documents,L/C
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Average lead Time:
7
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Total Annual Revenue:
$5 million-$10 million
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Total Employees:
5-10
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Year of Establishment:
2016
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Inquiry History1 Inquiries
Country Product Purchase Quantity Date Posted 
United States
dehydroascorbic acid
250 KG Oct 10, 2025 Post an enquiry for this product