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78491-02-8

78491-02-8 structure
78491-02-8 structure
  • Name: Diazolidinyl urea
  • Chemical Name: Diazolidinyl urea
  • CAS Number: 78491-02-8
  • Molecular Formula: C8H14N4O7
  • Molecular Weight: 278.219
  • Catalog: Chemical reagent Organic reagent Urea
  • Create Date: 2018-09-17 10:24:09
  • Modify Date: 2024-01-02 17:35:30
  • Diazolidinyl urea, a broad spectrum preservative, is a formaldehyde-releasing compound that releases formaldehyde through its decomposition. Diazolidinyl urea is effective against most contaminating microorganisms, especially Pseudomonas[1][2].

Name Diazolidinyl urea
Synonyms 1-[1,3-Bis(hydroxymethyl)-2,5-dioxoimidazolidin-4-yl]-1,3-bis(hydroxymethyl)urea
Diazolidinylurea
N-[1,3-Bis(hydroxymethyl)-2,5-dioxo-4-imidazolidinyl]-N,N'-bis(hydroxymethyl)urea
Diazolidinyl urea
MFCD00079129
urea, diazolidinyl
EINECS 278-928-2
1-[1,3-Bis(hydroxymethyl)-2,5-dioxo-4-imidazolidinyl]-1,3-bis(hydroxymethyl)urea
Urea, N-[1,3-bis(hydroxymethyl)-2,5-dioxo-4-imidazolidinyl]-N,N'-bis(hydroxymethyl)-
Density 1.8±0.1 g/cm3
Boiling Point 421.04°C (rough estimate)
Molecular Formula C8H14N4O7
Molecular Weight 278.219
Exact Mass 278.086243
PSA 153.88000
LogP -3.69
Index of Refraction 1.703
Storage condition 2-8°C
Stability Stable. Incompatible with strong oxidizing agents.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YS2717000
CHEMICAL NAME :
Urea, N-(1,3-bis(hydroxymethyl)-2,5-dioxo-4-imidazolidinyl) -N,N'-bis(hydroxymeth yl)-
CAS REGISTRY NUMBER :
78491-02-8
LAST UPDATED :
199806
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C8-H14-N4-O7

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2600 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 9(2),229,1990
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3573 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - ataxia Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
JTOTDO Journal of Toxicology, Cutaneous and Ocular Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1982- Volume(issue)/page/year: 14,3,1995
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
JTOTDO Journal of Toxicology, Cutaneous and Ocular Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1982- Volume(issue)/page/year: 14,3,1995
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - wild bird species
DOSE/DURATION :
>2250 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JTOTDO Journal of Toxicology, Cutaneous and Ocular Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1982- Volume(issue)/page/year: 14,3,1995 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
11200 mg/kg/7D-I
TOXIC EFFECTS :
Behavioral - food intake (animal) Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 9(2),229,1990
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
26100 mg/kg/29D-I
TOXIC EFFECTS :
Gastrointestinal - gastritis Endocrine - changes in adrenal weight Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 9(2),229,1990 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2520 No. of Facilities: 429 (estimated) No. of Industries: 2 No. of Occupations: 3 No. of Employees: 6467 (estimated) No. of Female Employees: 6039 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H317
Precautionary Statements P280
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes Xi:Irritant
Risk Phrases R43
Safety Phrases S36/37
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS YS2717000
HS Code 2933990090
HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%