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Dehydroacetic acid sodium

Names

[ CAS No. ]:
4418-26-2

[ Name ]:
Dehydroacetic acid sodium

[Synonym ]:
harven
Dehydroacetic acid sodium salt
MFCD00040583
2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid δ-lactone sodium salt
EINECS 224-580-1
New Side S 01
Sodium Dehydroacetic Acid
dhn
NaDHA
Sodium 1-(6-methyl-2,4-dioxo-2H-pyran-3(4H)-ylidene)ethanolate
prevan
2H-Pyran-2,4(3H)-dione, 3-(1-hydroxyethylidene)-6-methyl-, sodium salt (1:1)
dha-sodium
dehydroacetic
Sodium dehydroacetat

Biological Activity

[Description]:

Dehydroacetic acid sodium, a pyrone derivative acts as an antibacterial and antifungal agent. Dehydroacetic acid possess phytotoxic activity[1].

[Related Catalog]:

Research Areas >> Infection
Signaling Pathways >> Anti-infection >> Fungal
Signaling Pathways >> Anti-infection >> Bacterial

[References]

[1]. Baldwin AG, et al. Synthesis and antibacterial activities of enamine derivatives of dehydroacetic acid. Med Chem Res. 2018;27(3):884-889.

Chemical & Physical Properties

[ Boiling Point ]:
332.6ºC at 760 mmHg

[ Melting Point ]:
~295 °C (dec.)

[ Molecular Formula ]:
C8H7NaO4

[ Molecular Weight ]:
190.128

[ Flash Point ]:
150.6ºC

[ Exact Mass ]:
190.024200

[ PSA ]:
70.34000

[ LogP ]:
1.29460

[ Stability ]:
Stable. Incompatible with strong oxidizing agents.

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UP8225000
CHEMICAL NAME :
2H-Pyran-2,4(3H)-dione, 3-acetyl-6-methyl-, sodium salt
CAS REGISTRY NUMBER :
4418-26-2
LAST UPDATED :
199701
DATA ITEMS CITED :
17
MOLECULAR FORMULA :
C8-H7-O4.Na
MOLECULAR WEIGHT :
190.14
WISWESSER LINE NOTATION :
T6OV DV CHJ CV1 F1 &-NA-

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1050 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
452 mg/kg
TOXIC EFFECTS :
Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - changes in structure or function of salivary glands
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
400 mg/kg
TOXIC EFFECTS :
Behavioral - muscle weakness Behavioral - ataxia Gastrointestinal - nausea or vomiting
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Primate - monkey
DOSE/DURATION :
6786 mg/kg/26D-I
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
600 mg/kg
SEX/DURATION :
female 6-17 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
500 mg/kg
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
2 gm/kg
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth) Reproductive - Effects on Embryo or Fetus - fetal death
TYPE OF TEST :
Micronucleus test

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - hamster Lung
DOSE/DURATION :
2500 mg/L
REFERENCE :
GMCRDC Gann Monograph on Cancer Research. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No. 11- 1971- Volume(issue)/page/year: 27,95,1981 *** REVIEWS *** TOXICOLOGY REVIEW 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: 4(3),123,1985 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2427 No. of Facilities: 130 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 130 (estimated)

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves

[ Hazard Codes ]:
Xn:Harmful

[ Risk Phrases ]:
R22

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
1

[ RTECS ]:
UP8225000

[ HS Code ]:
29322980

Customs

[ HS Code ]: 29322980

Articles

[Analysis of preservatives used in cosmetic products: salicylic acid, sodium benzoate, sodium dehydroacetate, potassium sorbate, phenoxyethanol, and parabens].

Kokuritsu Iyakuhin Shokuhin Eisei Kenkyusho. Hokoku. (128) , 85-90, (2010)

Preservatives are used to inhibit the growth of microorganisms in cosmetic products. The Japanese standards for cosmetics set restrictions on the maximum amount of each preservative added to cosmetics...

Simultaneous determination of eleven preservatives in cosmetics by micellar electrokinetic chromatography.

J. AOAC Int. 95(4) , 1069-73, (2012)

A new method for the simultaneous quantitation of 11 preservatives-imidazolidinyl urea, benzyl alcohol, dehydroacetic acid, sorbic acid, phenoxyethanol, benzoic acid, salicylic acid, and four parabens...

Estimation of preservative concentrations in foods and their daily intake based on official inspection results in Japan in fiscal year 1998.

Shokuhin Eiseigaku Zasshi 42(6) , 404-12, (2001)

The mean concentration and daily intake of five preservatives were estimated based on the results of an analysis of 89,927 samples of food obtained in official inspections by Japanese local government...


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