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二苯甲酮

二苯甲酮用途

Benzophenone 是一种内源性代谢产物。
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二苯甲酮名称

[ CAS 号 ]:
119-61-9

[ 中文名 ]:
二苯甲酮

[ 英文名 ]:
Benzophenone

[中文别名 ]:

[英文别名 ]:

二苯甲酮生物活性

[ 描述 ]:

Benzophenone 是一种内源性代谢产物。

[ 相关类别 ]:

研究领域 >> 代谢疾病

[ 靶点 ]

Human Endogenous Metabolite

二苯甲酮物理化学性质

[ 密度 ]:
1.1±0.1 g/cm3

[ 沸点 ]:
305.4±0.0 °C at 760 mmHg

[ 熔点 ]:
47-51 °C(lit.)

[ 分子式 ]:
C13H10O

[ 分子量 ]:
182.218

[ 闪点 ]:
123.7±13.7 °C

[ 精确质量 ]:
182.073166

[ PSA ]:
17.07000

[ LogP ]:
3.18

[ 外观性状 ]:
橙色晶体

[ 蒸汽密度 ]:
4.21 (vs air)

[ 蒸汽压 ]:
0.0±0.6 mmHg at 25°C

[ 折射率 ]:
1.584

[ 储存条件 ]:
通风低温干燥

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

[ 水溶解性 ]:
insoluble (

二苯甲酮MSDS

二苯甲酮毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DI9950000
CHEMICAL NAME :
Benzophenone
CAS REGISTRY NUMBER :
119-61-9
LAST UPDATED :
199712
DATA ITEMS CITED :
15
MOLECULAR FORMULA :
C13-H10-O
MOLECULAR WEIGHT :
182.23
WISWESSER LINE NOTATION :
RVR

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 :
>10 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 11,873,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2895 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - tremor Lungs, Thorax, or Respiration - other changes
REFERENCE :
EJTXAZ European Journal of Toxicology and Environmental Hygiene. (Paris, France) V.7-9, 1974-76. For publisher information, see TOERD9. Volume(issue)/page/year: 9,99,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
727 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - tremor Lungs, Thorax, or Respiration - other changes
REFERENCE :
EJTXAZ European Journal of Toxicology and Environmental Hygiene. (Paris, France) V.7-9, 1974-76. For publisher information, see TOERD9. Volume(issue)/page/year: 9,99,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
3535 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 11,873,1973 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
14 gm/kg/28D-C
TOXIC EFFECTS :
Blood - pigmented or nucleated red blood cells Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Blood - changes in erythrocyte (RBC) count
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 29,741,1971
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
91 gm/kg/13W-C
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 14,221,1994
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
109 gm/kg/13W-C
TOXIC EFFECTS :
Liver - changes in liver weight Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 14,221,1994
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
75 mg/kg/15D-I
TOXIC EFFECTS :
Liver - other changes Liver - hepatitis, fibrous (cirrhosis, post-necrotic scarring)
REFERENCE :
BECTA6 Bulletin of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1966- Volume(issue)/page/year: 50,282,1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83170 No. of Facilities: 1495 (estimated) No. of Industries: 8 No. of Occupations: 11 No. of Employees: 6944 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83170 No. of Facilities: 1809 (estimated) No. of Industries: 27 No. of Occupations: 50 No. of Employees: 41516 (estimated) No. of Female Employees: 18162 (estimated)
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二苯甲酮安全信息

[ 符号 ]:

GHS08, GHS09

[ 信号词 ]:
Warning

[ 危害声明 ]:
H351-H410

[ 警示性声明 ]:
P273-P281-P501

[ 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;R50/53

[ 安全声明 (欧洲) ]:
S26-S61-S37/39-S29-S60-S36-S62-S36/37-S33-S16-S9

[ 危险品运输编码 ]:
UN 3077 9/PG 3

[ WGK德国 ]:
2

[ RTECS号 ]:
DI9950000

[ 包装等级 ]:
III

[ 危险类别 ]:
9

[ 海关编码 ]:
2914399090

二苯甲酮上下游产品

二苯甲酮制备

1.由氯苄经与苯缩合,再经硝酸氧化而得。

2.由苯经与四氯化碳缩合,再经水解而得。在实验室中,是以三氯化铝作催化剂,使苯与苯甲酰氯反应制备。

将干燥的苯和新蒸过的苯甲酰氯混合后,加入粉状无水三氯化铝。加热回流3h至无氯化氢放出为止。趁热倒入冰水和浓盐酸的混合液中,分层;取上层用5%氢氧化钠溶液洗涤,再用水洗涤。回收苯后用无水硫酸镁干燥,减压蒸馏得二苯甲酮。

3.将苯和氯化锌催化剂混合均匀,控制压力为174~348Pa ,在搅拌下加热到70~75℃,反应10h之后,静置分层,取上层油状物用清水洗涤二次,除去氯化锌及盐酸。再用1%的稀碱液洗涤一次,蒸馏除去苯及150℃以下馏分。在所得的二苯甲烷粗品中加入碎片或沸石,搅拌加热至100~115℃,边搅拌边缓慢滴加70%的硝酸,然后于106~116℃保温8h。分层后取油层分别用热水、3%碳酸钠洗涤3次,最后减压蒸馏,收集145~180℃ ( 667~1200Pa)或160~210℃( 1333~2400 Pa)馏分,即为成品。
过程反应式:

4.先将3倍苯量的四氯化碳和三氯化铝混合物冷却到10~15℃,加入苯,继续冷却至5~10℃,然后滴加四氯化碳:苯=1∶ 6( 摩尔比)的二组分混合液 ( 其中苯的量为前一次加入苯量的11倍) ,控制滴加速度,使反应温度维持在5~10℃,并于10℃下反应3h。之后,加入适量水,搅拌均匀,加
热蒸馏,先蒸出过量四氯化碳,再升温进行水蒸气蒸馏,保证水蒸气蒸馏时间,使水解反应完全,并使产物一并蒸出。静置,水层用苯液萃取,萃取液并入油层,然后使油层结晶,过滤后,加热结晶,熔融并减压蒸馏,收集157~176℃ (1333~2666Pa)馏分,即为成品。
过程反应式:

5.苯甲酸钙热分解法 首先制得苯甲酸钙,再由苯甲酸钙粉解制得。为新开发的二苯甲酮的绿色合成路线。
①流变相法合成苯甲酸钙 称取一定量的摩尔比为1∶2的碳酸钙和苯甲酸,将两者混合均匀,加水调成流变态,移入反应器,控制温度在100℃反应8h。将产物用乙醚洗涤三次,然后置于干燥箱中于240℃干燥,即得无水苯甲酸钙。

②苯甲酸钙在氮气中热分解,收集500℃的分解产物得碳酸钙和二苯甲酮等产物。碳酸钙进一步分解生成氧化钙。
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二苯甲酮海关

[ 海关编码 ]: 2914399090

[ 中文概述 ]:
2914399090. 其他不含其他含氧基的芳香酮. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 丙酮报明包装

[ Summary ]:
2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

二苯甲酮文献

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Many biological functions at cell level are mediated by the glycocalyx, a dense carbohydrate-presenting layer. In this layer specific interactions between carbohydrate ligands and protein receptors ar...

Gas chromatography with parallel hard and soft ionization mass spectrometry.

Rapid Commun. Mass Spectrom. 29(1) , 91-9, (2014)

Mass spectrometric identification of compounds in chromatography can be obtained from molecular masses from soft ionization mass spectrometry techniques such as field ionization (FI) and fragmentation...


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【二苯甲酮】化源网提供二苯甲酮CAS号119-61-9,二苯甲酮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号查询二苯甲酮上化源网,专业又轻松。>>电脑版:二苯甲酮

标题:二苯甲酮_MSDS_用途_密度_二苯甲酮CAS号【119-61-9】_化源网 地址:https://m.chemsrc.com/mip/cas/119-61-9_311699.html