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Home/Compounds/Pharmaceutical Intermediate/Ethyl cellulose
C20H38O11
454.5 g/mol
Pharmaceutical Intermediate

2-[4,5-diethoxy-2-(ethoxymethyl)-6-methoxyoxan-3-yl]oxy-6-(hydroxymethyl)-5-methoxyoxane-3,4-diol

CAS9004-57-3
Category
Pharmaceutical Intermediate
Compound Class
Alcohol
Primary Use
Pharmaceutical Intermediate

This compound is a pharmaceutical excipient and coating agent used in the manufacturing of oral solid dosage forms. It is a complex carbohydrate derivative with multiple ether and alcohol functional groups, featuring a non-aromatic ring structure.

pharmaceutical excipientcoating agent in tablet manufacturing

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

ReferenceSame Category

Polyoxyethylene (40) stearate

CAS9004-99-3

pharmaceutical intermediate

ReferenceSame Category

2-Methoxy-1,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one

CAS90057-07-1

pharmaceutical intermediate

ReferenceSame Category

(4'-Ethyl-3-fluoro[1,1'-biphenyl]-4-yl)boronic acid

CAS900796-46-5

pharmaceutical intermediate

ReferenceSame Category

2-(acetyloxymethoxy)ethoxymethyl acetate

CAS90114-17-3

pharmaceutical intermediate

Referencesame scaffold

Hydroxyethyl cellulose

CAS9004-62-0

Thickener and rheology modifier

Referencesame scaffold

Ammonium alginate

CAS9005-34-9

thickening agent

Referencesame scaffold

Hydroxyethyl methyl cellulose

CAS9032-42-2

Gelling and thickening agent

Referencesame scaffold

Heparin lithium salt

CAS9045-22-1

pharmaceutical raw material

Customs Tariff Classification

The international HS code for 2-[4,5-diethoxy-2-(ethoxymethyl)-6-methoxyoxan-3-yl]oxy-6-(hydroxymethyl)-5-methoxyoxane-3,4-diol (CAS 9004-57-3) is 3912.39.

HS code (international, 6-digit)

3912.39

EU CN code (8-digit)

3912 39 85

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

2-[4,5-diethoxy-2-(ethoxymethyl)-6-methoxyoxan-3-yl]oxy-6-(hydroxymethyl)-5-methoxyoxane-3,4-diol

InChIKey

ZZSNKZQZMQGXPY-UHFFFAOYSA-N

SMILES

CCOCC1C(C(C(C(O1)OC)OCC)OCC)OC2C(C(C(C(O2)CO)OC)O)O

Synonyms (5)
  • Aquacoat
  • Ethyl celluloseEC
  • Surelease

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