Cellulose acetate phthalate (CAP)

فثالات أسيتات السيلولوز

Kind	Excipient
Class	Enteric polymer
Synonyms	CAP, Aquacoat CPD, cellacefate
Common uses / forms	Classic enteric coating polymer dissolving above pH 6.0; gastro-resistant coats
Properties	Anionic phthalate ester of cellulose acetate; brittle film, needs plasticizer; pH-dependent
Compendia	USP, EP, BP
Sourcing origins	USA, India, China
Dominant inbound route	Hormuz
Indicative price band	$$ ($10–100 / kg)
Indicative lead time	medium (50–80 days)
Notes	Susceptible to hydrolysis; keep dry

Indicative planning bands for reference/education — not supplier quotes. Sourcing routes reflect the dominant inbound lane to the Arab region.

Related substances (Enteric polymer)

Hypromellose phthalate (HPMCP)

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Cite as: AUPAM Experts' Office, Cellulose acetate phthalate (CAP) — sourcing profile (Excipient) — AUPAM Data Bank, retrieved 2026-08-31, https://aupameo.org/datasets/databank/e-cellulose-acetate-phthalate-cap.html