A. 一元饱和羧酸
B. 一元不饱和羧酸
C. 二元饱和羧酸
D. 二元不饱和羧酸
[判断题] 谷氨酸的结构式:HOOCCH2CH2CHCOOH。A . 正确B . 错误
下列物质酸性的顺序是: ()-|||-HOCH2CH2COO H CH3H OCHCOOH-|||-① ② ③-|||-CH3CH2COOH 2 COOH (C
CH2=CHF b. CH2=C(CH3)2 c. HO(CH2)5COOH d. CH2-(CH2e. NH2(CH2)6NH + HOOC(CH 2)
11.5完成下列转化:-|||-O-|||-a.BrCH 2(CH2)2 CH2CO2H-|||-0 O-|||-CO2CH3 CH2COCH3-|||-b.-
_(11)-COOH-|||-COOH-|||-C. (H)_(2)=CH-COOH D. OH
1.命名下列化合物或写出结构:-|||-(1) CH3CHCH2 COOH-|||-CH3-|||-CH3-|||-(2) Cl- CHCH2COOH-|||-
下列化合物沸点从小到大次序是()。(a)CH3CH2CH2COOH;(b)CH3CH2CH2CH3;(c)CH3CH2CH2CH2OH;(d)CH3CH2CH2
[单选题]ROH+CH3COOH→()+H2O。A . CH3COORB . C2HOORC . C2H5COORD . HCOOR
CH2=CHF b . CH2=C(CH3 2 c. HO(CH2 5COOH e. NH2(CH2 6NH + HOOC(CH2 4COOHCH 2-CH 2
-CH-|||-CH2CH3-|||-CH3-|||-2.-|||-C2H5-|||-CH(CH3)2-|||-6.-|||-O2N SO3H-|||-CH3-