制备方法

以丁二酸二乙酯在醇钠介质中进行自身缩合反应，生成丁二酰丁二酸二甲酯（DMSS），与对甲苯胺在氮气氛中、多聚磷酸存在下进行缩合、闭环、氧化反应，生成的粗品颜料，经研磨或溶剂处理得商品C.I.颜料红122。

用途简介

该喹吖啶酮衍生物的颜料品种具有优异耐迁移性，突出的热稳定性，给出纯净的蓝光红色或品红色。Hostaprint Pink E的比表面积为62m2/g，Hostaprint Pink E Tran的比表面积为100m2/g。主要用于高档汽车涂料、印墨与塑料，与钼铬橙拼色用于户外涂料及粉末涂料；用于PS、ABS着色，亦用于聚丙烯、聚酯的原浆着色，耐热280℃；用于高档印墨及层压塑料薄膜的包装印墨，有良好的耐灭菌处理性能。投放市场的商品牌号75种之多。

海关代码：

3204170000

CHEMICAL IDENTIFICATION

RTECS NUMBER :

VA8501750

CHEMICAL NAME :

Quino(2,3-b)acridin-7,14-dione, 5,12-dihydro-2,9-dimethyl-

CAS REGISTRY NUMBER :

980-26-7

LAST UPDATED :

199806

DATA ITEMS CITED :

3

MOLECULAR FORMULA :

C22-H16-N2-O2

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 :

>23 gm/kg

TOXIC EFFECTS :

Behavioral - changes in motor activity (specific assay) Gastrointestinal - hypermotility, diarrhea Skin and Appendages - hair

REFERENCE :

ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 15(Suppl 1),S22,1996

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

>3 gm/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 15(Suppl 1),S22,1996