1,3-Dichloro-5,5-dimethylhydantoin RC06805
2 Inquiries
118-52-5
Industrial Grade
99%
Royalchem
25kg/drum
Yes
2030-01-01
Pharmaceutical intermediates
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Product Description
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Seller Information
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Inquiry History
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DescriptionECHEMI Editorial ReferenceDCDMH is a combustible, white powder. Chlorine-like odor.Methionine hydroxy analog c. 90%.White powder with a weak chlorine odor. Conflagrates at 414°F (turns brown). Chlorine gas evolves > 410°F.White powder or four-sided crystals from chloroform with a chlorine-like odor. Aqueous solutions are acidic.
1,3-dichloro-5,5-dimethylhydantoin is a white powder with a weak chlorine odor. Conflagrates at 414°F (turns brown). Chlorine gas evolves at temperatures > 410°F. (NTP, 1992)|DryPowder|White powder with a chlorine-like odor.
1,3-dichloro-5,5-dimethylhydantoin is a white powder with a weak chlorine odor. Conflagrates at 414°F (turns brown). Chlorine gas evolves at temperatures > 410°F. (NTP, 1992)Basic Info-
Product Name:
1,3-Dichloro-5,5-dimethylhydantoin
Other Name:2,4-Imidazolidinedione,1,3-dichloro-5,5-dimethyl-;Hydantoin,1,3-dichloro-5,5-dimethyl-;1,3-Dichloro-5,5-dimethyl-2,4-imidazolidinedione;Dactin;Dantoin;Dichlorodimethylhydantoin;1,3-Dichloro-5,5-dimethylhydantoin;Halane;Hydan (antiseptic);Dichlorantin;Daktin;Hydan;N,N′-Dichloro-5,5-dimethylhydantoin;N,N′-Dichlorodimethylhydantoin;Dantochlor RW;DCDMH;NSC 33307;NSC 38630;2,4-Dichloro-5,5-dimethylhydantoin;Sulfochlorantin D
CAS No.:118-52-5
Molecular Formula:C5H6Cl2N2O2
InChIKeys:InChIKey=KEQGZUUPPQEDPF-UHFFFAOYSA-N
Molecular Weight:197.015
Exact Mass:197.02
EC Number:204-258-7
UNII:70H8B2WWTU
NSC Number:38630|33307
UN Number:1479
DSSTox ID:DTXSID4024985
Color/Form:Four-sided, pointed prisms from chloroform|White powder
HScode:29332100
Categories:
Characteristics-
PSA:
40.6
XLogP3:1.1
Appearance:1,3-dichloro-5,5-dimethylhydantoin is a white powder with a weak chlorine odor. Conflagrates at 414°F (turns brown). Chlorine gas evolves at temperatures > 410°F. (NTP, 1992)
Density:1.5 g/cm3 @ Temp: 20 °C
Melting Point:132 °C
Boiling Point:212° (sublimes)
Flash Point:346°F
Refractive Index:1.5720 (estimate)
Water Solubility:water: soluble 0.21% at 25°C(lit.)
Storage Conditions:Safe Storage of Pesticides. Always store pesticides in their original containers, complete with labels that list ingredients, directions for use, and first aid steps in case of accidental poisoning. Never store pesticides in cabinets with or near food, animal feed, or medical supplies. Do not store pesticides in places where flooding is possible or in places where they might spill or leak into wells, drains, ground water, or surface water.
Vapor Pressure:2.4X10-5 mm Hg at 25 deg C (est)
Vapor Density:6.8
Toxicity:LD50 oral in rabbit: 1520mg/kg
Flammability characteristics:Combustible Solid
Odor:Chlorine-like odor
PH:pH of aqueous soln about 4.4
Henrys Law Constant:Henry's Law constant = 1.0X10-6 atm-cu m/mole at 25 °C (est)
Experimental Properties:Sublimes at 100 °C; turns brown and conflagrates at 212 °C (after melting at 132 °C); on contact with water and especially hot water hypochlorous acid is liberated, at pH 9 nitrogen chloride is formed|At pH 9 it decomposes completely|Hydroxy radical reaction rate constant = 3.1X10-12 cu cm/molec-sec at 25 °C (est)
Air and Water Reactions:Sensitive to exposure to light, air, and moisture. Reacts with water or steam to produce toxic and corrosive fumes.
Reactive Group:Acyl Halides, Sulfonyl Halides, and Chloroformates
Reactivity Alerts:Strong Oxidizing Agent
Reactivity Profile:1,3-DICHLORO-5,5-DIMETHYLHYDANTOIN reacts violently with xylene. It is incompatible with strong acids, easily oxidized materials, ammonia salts and sulfides. It will react with water or steam to produce toxic and corrosive fumes. At a pH of 9, it decomposes completely. (NTP, 1992)
Flammable Limits:Combustible Solid
Corrosivity:PRESUMABLY LESS CORROSIVE THAN HYPOCHLORITE SOLUTIONS WITH SAME CONCN OF AVAILABLE CHLORINE
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Seller Information
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Business Type:
Trader
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Main Products:
Pharmaceutical intermediates
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Location:
Room 336, Building 7, No. 177 Xingqiao North Road, Xingqiao Street, Linping District, Hangzhou
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Payment Terms:
TT against copy of documents,D/P,L/C,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
14 days
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Total Annual Revenue:
Less than $1 million
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Total Employees:
Less than 5
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Year of Establishment:
2025
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Inquiry History2 Inquiries
Country Product Purchase Quantity Date Posted 
India
1,3-Dichloro-5,5-dimethylhydantoin
10 MT Aug 13, 2025 
Moldova
1,3-Dichloro-5,5-dimethylhydantoin
600 KG Jul 31, 2024 Post an enquiry for this product
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