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尼泊金乙酯

尼泊金乙酯用途

Ethylparaben 是对羟基苯甲酸的乙基酯,被用作抗真菌防腐剂和食品添加剂。
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尼泊金乙酯名称

[ CAS 号 ]:
120-47-8

[ 中文名 ]:
尼泊金乙酯

[ 英文名 ]:
Ethylparaben

[中文别名 ]:

[英文别名 ]:

尼泊金乙酯生物活性

[ 描述 ]:

Ethylparaben 是对羟基苯甲酸的乙基酯,被用作抗真菌防腐剂和食品添加剂。

[ 相关类别 ]:

信号通路 >> 抗感染 >> 细菌
研究领域 >> 其他

[相关活性小分子]

嘌呤霉素二盐酸盐 | G-418 硫酸盐 | 衣霉素 | 潮霉素B | 盐霉素 | 阿维巴坦钠 | 硫酸新霉素 | 法硼巴坦 | 甲氧西林钠 | 利福平 | 甲硝唑 | 羧苄青霉素钠 | 头孢他啶 | 盐酸依拉环素 | 头孢噻肟钠

尼泊金乙酯物理化学性质

[ 密度 ]:
1.2±0.1 g/cm3

[ 沸点 ]:
297.5±0.0 °C at 760 mmHg

[ 熔点 ]:
114-117 °C(lit.)

[ 分子式 ]:
C9H10O3

[ 分子量 ]:
166.174

[ 闪点 ]:
120.3±12.6 °C

[ 精确质量 ]:
166.062988

[ PSA ]:
46.53000

[ LogP ]:
2.40

[ 外观性状 ]:
白色结晶粉末

[ 蒸汽压 ]:
0.0±0.6 mmHg at 25°C

[ 折射率 ]:
1.539

[ 储存条件 ]:
库房低温,通风,干燥

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

[ 水溶解性 ]:
水溶性:不溶;水溶解度:885 mg/l   25 °C;易溶于:醇,乙醚;微溶:氯仿

尼泊金乙酯MSDS

尼泊金乙酯毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DH2190000
CHEMICAL NAME :
Benzoic acid, p-hydroxy-, ethyl ester
CAS REGISTRY NUMBER :
120-47-8
BEILSTEIN REFERENCE NO. :
1101972
LAST UPDATED :
199701
DATA ITEMS CITED :
15
MOLECULAR FORMULA :
C9-H10-O3
MOLECULAR WEIGHT :
166.19
WISWESSER LINE NOTATION :
QR DVO2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>200 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 :
3 gm/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 :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
520 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 :
Mammal - dog
DOSE/DURATION :
5 gm/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 - rabbit
DOSE/DURATION :
5 gm/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 - guinea pig
DOSE/DURATION :
2 gm/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 :
Rodent - rat
DOSE/DURATION :
504 gm/kg/12W-C
TOXIC EFFECTS :
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 :
45600 mg/kg
SEX/DURATION :
female 8-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - other developmental abnormalities

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - hamster Lung
DOSE/DURATION :
440 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 ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 4,575,1954 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82869 No. of Facilities: 103 (estimated) No. of Industries: 3 No. of Occupations: 7 No. of Employees: 3241 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 82869 No. of Facilities: 307 (estimated) No. of Industries: 6 No. of Occupations: 7 No. of Employees: 4591 (estimated) No. of Female Employees: 1145 (estimated)
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尼泊金乙酯安全信息

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

[ 危害码 (欧洲) ]:
Xi: Irritant;

[ 风险声明 (欧洲) ]:
R36/37/38

[ 安全声明 (欧洲) ]:
S26-S36-S24/25

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

[ WGK德国 ]:
1

[ RTECS号 ]:
DH2190000

[ 海关编码 ]:
2918290000

尼泊金乙酯合成路线

尼泊金乙酯上下游产品

尼泊金乙酯制备

1.由对羟基苯甲酸与乙醇酯化,经精制即可。

2.主要采用酯化法。 由苯酚钾在加压下与二氧化碳反应先制成对羟基苯甲酸,然后将对羟基苯甲酸与乙醇在硫酸催化剂存在下进行酯化反应,最后经洗涤、脱色、重结晶、离心脱水、干燥而得。

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尼泊金乙酯海关

[ 海关编码 ]: 2918290000

[ 中文概述 ]:
2918290000 其他含酚基但不含其他含氧基羧酸及其酸酐、酰卤化物、过氧化物和过氧酸及它们的衍生物。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ 监管条件 ]: A.入境货物通关单 B.出境货物通关单

[ 检验检疫 ]: R.进口食品卫生监督检验 S.出口食品卫生监督检验

[ Summary ]:
HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

尼泊金乙酯文献

Parabens determination in cosmetic and personal care products exploiting a multi-syringe chromatographic (MSC) system and chemiluminescent detection.

Talanta 143 , 254-62, (2015)

Parabens are widely used in dairy products, such as in cosmetics and personal care products. Thus, in this work a multi-syringe chromatographic (MSC) system is proposed for the first time for the dete...

Effects of preservatives on Alicyclobacillus acidoterrestris growth and guaiacol production.

Int. J. Food Microbiol. 214 , 145-50, (2015)

Alicyclobacillus acidoterrestris can survive the pasteurization process, multiply in pasteurized juices and produce guaiacol which causes medicinal or antiseptic off-flavors. Chemical preservatives ha...

Convenient QSAR model for predicting the complexation of structurally diverse compounds with β-cyclodextrins

Bioorg. Med. Chem. 17 , 896-904, (2009)

This paper reports a QSAR study for predicting the complexation of a large and heterogeneous variety of substances (233 organic compounds) with beta-cyclodextrins (beta-CDs). Several different theoret...


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产品详情:羟苯乙酯;尼泊金乙酯;对羟基苯甲酸乙酯


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产品详情:尼泊金乙酯


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标题:尼泊金乙酯_MSDS_用途_密度_尼泊金乙酯CAS号【120-47-8】_化源网 地址:https://m.chemsrc.com/mip/cas/120-47-8_889359.html