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脱氢醋酸钠

脱氢醋酸钠用途

【用途一】
用作食品添加剂、防腐剂、杀菌剂
【用途二】
防腐剂;防霉剂。
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脱氢醋酸钠名称

[ CAS 号 ]:
4418-26-2

[ 中文名 ]:
脱氢醋酸钠

[ 英文名 ]:
Dehydroacetic acid sodium

[中文别名 ]:

[英文别名 ]:

脱氢醋酸钠生物活性

[ 描述 ]:

Dehydroacetic acid sodium 是一种吡喃衍生物用,作抗菌 (antibacterial) 和抗真菌 (antifungal) 剂,还具有植物毒性作用。

[ 相关类别 ]:

研究领域 >> 感染
信号通路 >> 抗感染 >> 真菌
信号通路 >> 抗感染 >> 细菌

[参考文献]

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

脱氢醋酸钠物理化学性质

[ 沸点 ]:
332.6ºC at 760 mmHg

[ 熔点 ]:
~295 °C (dec.)

[ 分子式 ]:
C8H7NaO4

[ 分子量 ]:
190.128

[ 闪点 ]:
150.6ºC

[ 精确质量 ]:
190.024200

[ PSA ]:
70.34000

[ LogP ]:
1.29460

[ 外观性状 ]:
固体

[ 储存条件 ]:
室温

[ 稳定性 ]:
Stable. Incompatible with strong oxidizing agents.

脱氢醋酸钠MSDS

脱氢醋酸钠毒性和生态

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)
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脱氢醋酸钠安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H302

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves

[ 危害码 (欧洲) ]:
Xn:Harmful

[ 风险声明 (欧洲) ]:
R22

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
1

[ RTECS号 ]:
UP8225000

[ 海关编码 ]:
29322980

脱氢醋酸钠制备

以脱氢乙酸为原料,用氢氧化钠进行中和而得。

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脱氢醋酸钠海关

[ 海关编码 ]: 29322980

脱氢醋酸钠文献

[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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产品详情:[Perfemiker]脱氢乙酸钠,99%


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【脱氢醋酸钠】化源网提供脱氢醋酸钠CAS号4418-26-2,脱氢醋酸钠MSDS及其说明、性质、英文名、生产厂家、作用/用途、分子量、密度、沸点、熔点、结构式等。CAS号查询脱氢醋酸钠上化源网,专业又轻松。>>电脑版:脱氢醋酸钠

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