苹果酸 | 6915-15-7
中文名称:
苹果酸
英文名称:
Malic acid
CAS No.:
6915-15-7
分子式:
C4 H6 O5
分子量:
134.0874
如需查看该化合物的详细结构式,mol文件,smile,InChi 请点击:苹果酸结构式
名称和标识符
MDL
MFCD00064212
InChIKey
BJEPYKJPYRNKOW-UHFFFAOYSA-N
Inchi
1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)
SMILES
O([H])C([H])(C(=O)O[H])C([H])([H])C(=O)O[H]
BRN
1723539
别名信息
- 中文别名 -
苹果酸
DL-羟基丁二酸
DL-苹果酸
DL-Malic Acid DL-苹果酸
DL-Malic acid DL-苹果酸 标准品
DL-苹果酸 标准品
L-苹果酸
苹果酸 USP标准品
苹果酸、DL-苹果酸
苹果酸对照品
苹果粉
DL-苹果酸(DL-羟基丁二酸 )
DL-苹果酸,DL-Malic acid,AR
DL-羟基琥珀酸
羟基丁二酸
羟基丁二酸、DL-苹果酸
羟基琥珀酸
NADP苹果酸酶(NADP-ME)测试盒
(±)-2-羟基琥珀酸
苹果酸(分析标准品)
- 英文别名 -
DL-Malic acid
DL-Hydroxysuccinic acid
Malicacidpfelsure
Malic acid
2-Hydroxysuccinic acid
MALIC ACID, DL-(P)
Apple powder
alpha-Hydroxysuccinic acid
Butanedioic acid, hydroxy-
DL(+/-)-MALIC ACID
hydroxy-butanedioic acid
DL-Apple Acid
DL-Hydroxybutanedioic acid
苹果酸
2-Hydroxybutanedioic acid
malate
hydroxysuccinic acid
Kyselina jablecna
Deoxytetraric acid
hydroxybutanedioic acid
Pomalus acid
Musashi-no-Ringosan
Malic acid, DL-
Hydroxybutandisaeure
Caswell No. 537
Monohydroxybernsteinsaeure
Succinic acid, hydroxy-
R,S(+-)-Malic acid
2-Hydroxyethane-1,2-dicarboxylic acid
Kyselina jablecna [Czech]
FDA 2018
Hydroxy
物化性质
实验特性
LogP
-1.09340
PSA
94.83000
Merck
5707
折射率
1.3920 (estimate)
水溶性
558G/L(20ºC)
沸点
306.4°C at 760 mmHg
熔点
131-133 °C (lit.)
蒸气压
<0.1 mmHg ( 20 °C)
闪点
203ºC
溶解度
methanol: 0.1 g/mL, clear, colorless
颜色与性状
Powder
PH值
2.3 (10g/l, H2O, 20℃)
溶解性
易溶于水和乙醇,难溶于乙醚和苯。易潮解,1%的水溶液pH值为2.34。
敏感性
对光敏感
酸度系数(pKa)
3.4(at 25℃)
光学活性
[α]/D −0.10 to +0.10°
密度
1.609
气味
Characteristic
计算特性
精确分子量
134.02200
氢键供体数量
3
氢键受体数量
5
可旋转化学键数量
3
同位素质量
134.02152329 g/mol
重原子数量
9
复杂度
129
同位素原子数量
0
确定原子立构中心数量
0
不确定原子立构中心数量
1
确定化学键立构中心数量
0
不确定化学键立构中心数量
0
共价键单元数量
1
疏水参数计算参考值(XlogP)
-1.3
互变异构体数量
无
表面电荷
0
拓扑分子极性表面积
94.8
分子量
134.09
海关数据
海关编码
2918990090
海关数据
中国海关编码:
2918990090
概述:
2918990090. 其他含其他附加含氧基羧酸(包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物). 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 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
Summary:
2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%
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参考资料
Reaxys RN
1723539
Beilstein
1723539
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