Cellulose Cellulose esters and ethers Cellulose esters and ethers

| Cellulose_ethers | Reagent_1 | Example | Reagent_3 | Group_R_is_H_or | Water_solubility | Application | E_number_ |
|---|---|---|---|---|---|---|---|
|  |  | Ethyl hydroxyethyl cellulose | Chloroethane and ethylene oxide | -CH2CH3 or—CH2CH2OH |  |  | E467 |
| Carboxyalkyl | Halogenated carboxylic acids | Carboxymethyl cellulose (CMC) | Chloroacetic acid | -CH2COOH | Cold/Hot water soluble | Often used as its sodium salt, sodium carboxymethyl cellulose (NaCMC) | E466 |