Skip to content

Course home

Sign up

Organic synthesis

Easy
12
Question 1

Which reagents could be used to prepare CH3CH2CONHCH2CH3\text{CH}_3\text{CH}_2\text{CONHCH}_2\text{CH}_3CH3​CH2​CONHCH2​CH3​?

A

CH3CH2CONH2+CH3CH2Cl\text{CH}_3\text{CH}_2\text{CONH}_2 + \text{CH}_3\text{CH}_2\text{Cl}CH3​CH2​CONH2​+CH3​CH2​Cl

B

(CH3CH2CO)2O+CH3CH2NH2(\text{CH}_3\text{CH}_2\text{CO})_2\text{O} + \text{CH}_3\text{CH}_2\text{NH}_2(CH3​CH2​CO)2​O+CH3​CH2​NH2​

C

CH3CH2COONa+CH3CH2NH2\text{CH}_3\text{CH}_2\text{COONa} + \text{CH}_3\text{CH}_2\text{NH}_2CH3​CH2​COONa+CH3​CH2​NH2​

D

CH3CH2COCH3+CH3CH2NH2\text{CH}_3\text{CH}_2\text{COCH}_3 + \text{CH}_3\text{CH}_2\text{NH}_2CH3​CH2​COCH3​+CH3​CH2​NH2​

Markscheme

Organic synthesis Questions

  1. A Level
  2. /Chemistry
  3. /Organic synthesis

2 exam-style questions on OCR A A Level Chemistry Organic synthesis. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank