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Ascorbyl palmitate

Also known as: L-Ascorbyl 6-palmitate, 6-O-Palmitoyl-L-ascorbic acid, Ascorbic acid 6-palmitate, L-Ascorbic acid 6-palmitate, Palmitoyl L-ascorbic acid, Palmitoyl ascorbate, Ascorbic palmitate, 6-Palmitoylascorbic acid, Vitamin C palmitate, (S)-2-((R)-3,4-Dihydroxy-5-oxo-2,5-dihydrofuran-2-yl)-2-hydroxyethyl palmitate

Ascorbyl palmitate (CAS 137-66-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C22H38O7 and a molecular weight of 414.533 g/mol. Key properties include a melting point of 115-118 °C(lit.), a boiling point of 512.7±50.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 164.4±23.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
137-66-6
Jingsj CID
J-42427-1
Molecular Formula
C22H38O7
Molecular Weight
414.533 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point115-118 °C(lit.)
Boiling Point512.7±50.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point164.4±23.6 °C
Exact Mass414.261749
PSA113.29000
LogP6.07
Vapor Pressure0.0±3.0 mmHg at 25°C
Refractive Index1.521

Customs & Trade Information

HS Code2932190090
Summary2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Ascorbyl palmitate?

The CAS number of Ascorbyl palmitate is 137-66-6.

What are the molecular formula and molecular weight of Ascorbyl palmitate?

Ascorbyl palmitate has molecular formula C22H38O7 and molecular weight 414.533 g/mol.

What are the upstream and downstream products of Ascorbyl palmitate?

For Ascorbyl palmitate, Upstream Products: Vinyl palmitate, L-Ascorbic acid, Palmitic acid; Downstream Products: Phenethyl alcohol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Ascorbyl palmitate (CAS 137-66-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42427-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.