5,5-Dimethylhydantoin
TDS 7 Inquiries
77-71-4
Industrial Grade
99%
DALIAN
25kg/Plastic Bag
2020-07-20
Suophur Dyestuff,RUBBER ACCELERATOR DM,2,2'-AZODI(ISOBUTYRONITRILE),AIBA(V-50),Acetaldehyd diethyl acetal
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Product Details
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Seller Information
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Inquiry History
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Description
Dimethylhydantoin (CAS No.: 77-71-4) is supplied by CNCCCQD, a Manufactory with 7 years on ECHEMI.
Key details: grade Industrial Grade, content 99%, packaging 25kg/Plastic Bag, port DALIAN.
Contact the supplier on this page to request a quotation or the latest price.
ECHEMI Editorial Referencewhite to off-white crystals or crystalline powder
Liquid; OtherSolidCertificates-
![5,5-Dimethylhydantoin Certificates 1]( "TDS")
TDS
Basic Info-
Product Name:
Dimethylhydantoin
Other Name:2,4-Imidazolidinedione,5,5-dimethyl-;Hydantoin,5,5-dimethyl-;5,5-Dimethyl-2,4-imidazolidinedione;5,5-Dimethylhydantoin;Dimethylhydantoin;DM Hydantoin;Dantoin DMH;DMH;Dantoin 736;4,4-Dimethyl-2,5-dioxoimidazolidine;NSC 8652;Fennosurf 300;1689577-91-0
CAS No.:77-71-4
Molecular Formula:C5H8N2O2
InChIKeys:InChIKey=YIROYDNZEPTFOL-UHFFFAOYSA-N
Molecular Weight:128.12900
Exact Mass:128.13
EC Number:201-051-3
UNII:34032MQ9RO
NSC Number:8652
DSSTox ID:DTXSID5021754
Color/Form:White, crystalline solid|Prisms from dilute alcohol
HScode:2933990090
Categories:
Characteristics-
PSA:
58.20000
XLogP3:-0.3
Appearance:Liquid; OtherSolid
Density:1.261 g/cm3
Melting Point:178 °C
Boiling Point:Sublimes
Flash Point:193ºC
Refractive Index:1.449
Water Solubility:H2O: 0.1 g/mL hot, clear | soluble ;Very soluble in ethanol, ether, acetone, benzene, chloroform; soluble in DMSO
Storage Conditions:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Vapor Pressure:2.8X10-6 mm Hg at 25 deg C (est)
Toxicity:LD50 oral in rabbit: 12660mg/kg
Henrys Law Constant:Henry's Law constant = 2.77X10-9 atm-cu m/mol at 25 °C (est)
Dissociation Constants:pKa = 9.19
Experimental Properties:Hydroxyl radical reaction rate constant = 3.06X10-12 cu cm/molec-sec at 25 °C (est)
Hazard IdentificationClassification of the substance or mixture
Not classified.
GHS label elements, including precautionary statements
Pictogram(s) No symbol. Signal word No signal word
Hazard statement(s) none
Precautionary statement(s) Prevention none
Response none
Storage none
Disposal none
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:
Manufactory
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Main Products:
Suophur Dyestuff,RUBBER ACCELERATOR DM,2,2'-AZODI(ISOBUTYRONITRILE),AIBA(V-50),Acetaldehyd diethyl acetal
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Location:
9th Floor,No.9 Yinchuan East Road,Qingdao,China
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Payment Terms:
TT against copy of documents,D/P,L/C,O/A
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Average lead Time:
40 days
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Total Annual Revenue:
$25 million-$50 million
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Total Employees:
11-50
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Year of Establishment:
2003
China National Chemical Construction Qingdao Trade Co.Ltd Engaged in import and export business more than 20 years.involving more than 80 countries and regions. Products includes tyres,Dyes,rubber chemicals,pharmaceutical intermediates,oilfield chemicals,fertilizers and so on.every years,the total amount more than USD25 million.
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Inquiry History7 Inquiries
Country Product Purchase Quantity Date Posted 
India
5,5-Dimethylhydantoin
2000.00 KG Jul 14, 2026
India
Dimethylhydantoin
1.00 KG Feb 3, 2026
India
Dimethylhydantoin (DMH)
1.00 KG Apr 29, 2026
India
5,5 DIMETHYL hydantoin
5000.00 KG Jun 29, 2025
India
5,5-Dimethylhydantoin
1 KG Apr 9, 2025
India
5,5-Dimethylhydantoin
5 MT Dec 13, 2024 
United States
5,5 dimethyl Hydantoin
20 MT Jan 28, 2026 Post an enquiry for this product
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AIBN 99%
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