1,4-二羟基-2-萘甲酸 (CAS No.31519-22-9)
- 物化性质
- 黄色至棕色结晶粉末;微溶于冷水,易溶于乙醇、丙酮和碱性水溶液;遇光易氧化变色。
- 纯度
- ≥99%
- 外观
- 黄色至棕色结晶粉末
- 熔点
- 约240℃(分解)
English description(英文原文,共 858 字符)
Product Name:1,4-Dihydroxy-2-naphthoic acid
English Name:1,4-Dihydroxy-2-naphthoic acid
CAS No.:31519-22-9
Aliases:1,4-Dihydroxynaphthalene-2-carboxylic acid
Molecular Formula:C11H8O4
Physical Properties:Yellow to brown crystalline powder; slightly soluble in cold water, soluble in ethanol, acetone and alkaline aqueous solutions; prone to oxidative discoloration on exposure to light.
Uses:As an organic synthesis intermediate, it is mainly used for synthesizing azo dyes, disperse dyes and pigments. It is also employed in the preparation of pharmaceuticals, agrochemicals and photosensitive functional materials, and is widely used in fine chemical applications.
Technical Specifications:
Purity: ≥99%
Appearance: yellow to brown crystalline powder
Molecular weight: 204.18
Melting point: approximately 240°C (decomposition)
Package: 1 kg/bag
English Name:1,4-Dihydroxy-2-naphthoic acid
CAS No.:31519-22-9
Aliases:1,4-Dihydroxynaphthalene-2-carboxylic acid
Molecular Formula:C11H8O4
Physical Properties:Yellow to brown crystalline powder; slightly soluble in cold water, soluble in ethanol, acetone and alkaline aqueous solutions; prone to oxidative discoloration on exposure to light.
Uses:As an organic synthesis intermediate, it is mainly used for synthesizing azo dyes, disperse dyes and pigments. It is also employed in the preparation of pharmaceuticals, agrochemicals and photosensitive functional materials, and is widely used in fine chemical applications.
Technical Specifications:
Purity: ≥99%
Appearance: yellow to brown crystalline powder
Molecular weight: 204.18
Melting point: approximately 240°C (decomposition)
Package: 1 kg/bag
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常见问题
- 1,4-二羟基-2-萘甲酸的 CAS 号是多少?
- 1,4-二羟基-2-萘甲酸的 CAS 号是 31519-22-9。
- 1,4-二羟基-2-萘甲酸的分子式和分子量是什么?
- 1,4-二羟基-2-萘甲酸的分子式为 C11H8O4,分子量约 204.18。
- 1,4-二羟基-2-萘甲酸的英文名称是什么?
- 1,4-二羟基-2-萘甲酸的英文名称为 1,4-Dihydroxy-2-naphthoic acid。
- 1,4-二羟基-2-萘甲酸还有哪些别名?
- 1,4-二羟基-2-萘甲酸又称 1,4-二羟基萘-2-甲酸、1,4-二羟基-2-萘羧酸。
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