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维生素甲酸(C_(19)H_(27)COOH)为维生素甲的衍生物。文献报道,本品对癌前期病变,如口腔或宫颈的粘膜白斑、老年性或光化性角化增生、膀胱和直肠息肉等均有治疗作用,对某些癌病如基底细胞癌也有治疗作用;它对各种类型痤疮效果显著,对多种皮肤癣症均有良好疗效。我厂利用维生素甲醋酸酯“粗油”试制成功维生素甲酸。经上海市药品检验所测定,本品口服LD_(50)为392毫克/公斤, 合成方法:
Vitamin C (C_ (19) H_ (27) COOH) is a vitamin A derivative. Reported in the literature, the goods on precancerous lesions, such as oral or cervical leukoplakia, age-related or actinic keratosis, bladder and rectal polyps have a therapeutic effect, for certain cancers, such as basal cell carcinoma also have a therapeutic effect It has remarkable effect on various types of acne and good effect on many kinds of skin ringworm. I plant the use of vitamin methyl acetate “crude oil” trial success of vitamin formic acid. The test by the Shanghai Drug Administration, the goods oral LD_ (50) 392 mg / kg, synthetic methods: