6440-58-0

Basic information

• Product Name: Dimethyloldimethyl hydantoin
• Synonyms: 1,3-DIHYDROXYLMETHYL-5,5-DIMETHYLHYDANTOIN;1,3-dimethylol-5,5-dimethyl hydantoin;1,3-Bis(hydroxymethyl)-5,5-dimethyl-2,4-imidazolidinedione;1,3-BIS(HYDROXYMETHYL)-5,5-DIMETHYLHYDANTOIN;bis(hydroxymethyl)-5,5-dimethyl-2,4-imidazolidinedione;Bis(hydroxymethyl)-5,5-dimethylhydantoin;dimethylol-5,5-dimethylhydantoin;Dimethyloldimethyl hydantoin
• CAS NO: 6440-58-0
• Molecular Formula: C₇H₁₂N₂O₄
• Molecular Weight: 188.18
• EINECS: 229-222-8
• Mol File: 6440-58-0.mol
• Article Data: 1

Chemical Properties

• Melting Point: 1.00-2.5 °C
• Boiling Point: 303.7 °C at 760 mmHg
• Flash Point: 137.5 °C
• Appearance: Liquid
• Density: 1.349 g/cm³
• Vapor Pressure: 8.76E-05mmHg at 25°C
• Refractive Index: 1.529
• Storage Temp.: Sealed in dry,Room Temperature
• Solubility: DMSO (Sparingly), Methanol (Sparingly)
• PKA: 13.41±0.10(Predicted)
• Water Solubility: 140g/L at 20℃
• Stability: Unstable in DMSO solution
• CAS DataBase Reference: Dimethyloldimethyl hydantoin(CAS DataBase Reference)
• NIST Chemistry Reference: Dimethyloldimethyl hydantoin(6440-58-0)
• EPA Substance Registry System: Dimethyloldimethyl hydantoin(6440-58-0)

Safety Data

• Hazard Codes: Xi,Xn
• Statements: 22-36-43
• Safety Statements: 26-36/37
• Hazardous Substances Data: 6440-58-0(Hazardous Substances Data)

Usage

Description

Dimethyloldimethyl hydantoin, also known as dimethylimidazolidine, is a widely used chemical compound that serves as an effective preservative in various industries. It is a liquid substance that acts by releasing formaldehyde into the formulation, providing protection against mold, mildew, and bacterial spoilage. Dimethyloldimethyl hydantoin has a moderate sensitizing potential and has been deemed safe for use in both leave-on and wash-off cosmetic preparations by cosmetic expert panels.

Uses

Used in Household and Industrial Cleaners:
Dimethyloldimethyl hydantoin is used as a preservative in a broad number of household and industrial cleaners to prevent spoilage from microorganisms.
Used in Industrial Preservatives (Dantogard(R) XL-1000):
Dantogard(R) XL-1000 is a concentrated industrial preservative that can be used in a broad number of H, I&I (Household, Institutional, and Industrial) formulations to prevent product spoilage.
Used in Personal Care Formulations (Glydant(R)):
Glydant(R) is used as an antimicrobial and for the preservation of personal care formulations, making it an effective cosmetic preservative.
Used in Advanced EPA Registered Preservatives (Dantogard(R) 2000):
Dantogard(R) 2000 is one of the most advanced EPA Registered preservatives on the market today, providing effective protection against spoilage.
Used in Cost-Effective Preservatives (Dantoserve(R) SG):
Dantoserve(R) SG preservative is a cost-effective product engineered for a wide variety of household and industrial product applications to prevent product spoilage.
Used in Cosmetic Preservation (Glydant(R) 2000):
Glydant(R) 2000 is an effective cosmetic preservative, offering protection against mold, mildew, and bacterial spoilage in cosmetic products.
Used in Antimicrobial Fabrics:
Durable and regenerable antibacterial fabrics are prepared using an innovative chemical technology that employs dimethylol dimethylhydantoin (DMDMH) as a precursor biocidal agent in a chemical finishing process.
Chemical Properties:
Dimethyloldimethyl hydantoin is a liquid chemical compound with moderate sensitizing potential. It is used to control against mold, mildew, and bacterial spoilage, and has an excellent safety record for use in both leave-on and wash-off cosmetic preparations. Maximum-use concentrations are set at 0.2 percent in the U.S. and 0.6 percent in the European Union.

Flammability and Explosibility

Nonflammable

InChI:InChI=1/C7H12N2O4/c1-7(2)5(12)8(3-10)6(13)9(7)4-11/h10-11H,3-4H2,1-2H3

Relevant articles and documents

COMPOSITIONS COMPRISING BENZYL ALCOHOL DERIVATIVES AND FURTHER ANTIMICROBIAL ACTIVE COMPOUNDS

The present invention relates to a composition comprising or consisting of: (a) one, two or more compounds selected from the group consisting of benzyl alcohol derivatives of the formula (I) wherein each of the substituents R1, R2, and R3 has a position at the aromatic ring, and wherein the substituents R1, R2, and R3 independently of one another are selected from the group consisting of: H; OH; OCH3; COON; linear or branched, saturated aliphatic hydrocarbon radical having 1 to 8 carbon atoms; linear or branched, unsaturated aliphatic hydrocarbon radical having 2 to 8 carbon atoms; COOR4, wherein R4 is a linear or branched alkyl radical having 1 to 8 carbon atoms; wherein the total number of carbon atoms in substituents R1, R2 and R3 is 1 to 12, and (b) one, two or more compounds selected from the group consisting of: (i) branched or unbranched 1,2-alkanediols having 3 to 14 carbon atoms, (ii) benzoic acid (INCI: Benzoic Acid) and its esters and salts, (iii) 4-hydroxybenzoic acid and its esters (INCI: Parabens) and salts, (iv) 2,4-hexadienoic acid (INCI: Sorbic Acid) and its salts, (v) 2-phenoxyethanol (INCI: Phenoxyethanol) (vi) 3-iodo-2-propinyl-butylcarbamate (INCI: Iodopropynyl Butylcarbamate), (vii) 3-(4-chlorphenoxy)-1,2-propane-1,2-diol (INCI: Chlorphenesin), (viii) urea (INCI: Urea) and derivatives thereof, in particular 1,1′-methylen-bis(3-(1-hydroxymethyl-2,4-dioximidazolidin-5-yl))urea (INCI: Imidazolidinyl urea), N-hydroxymethyl-N-(1,3-di(hydroxymethyl)-2,5-dioxoimidazolidin-4-yl)-N′-hydroxy-methylurea (INCI: Diazolidinyl Urea) and N-(4-chlorophenyl)-N′-(3,4-dichlorophenyl)-urea (INCI: Triclocarban), (ix) 1,3-bis-(hydroxymethyl)-5,5-dimethyl-2,4-imidazolidindione (INCI: DMDM hydantoin), (x) 1,2-propanediol, 3-(2-ethylhexyloxy) (INCI: Octoxyglycerin), (xi) isothiazolinones and mixtures thereof (e.g. a mixture of 5-chloro-2-methyl-3(2H)-isothiazolinone and 2-methyl-3(2H)-isothiazolinone with magnesium chloride and magnesium nitrate; INCI: Methylchloroisothiazolinone and Methylisothiazolinone).