What should be assessed for the intended use of Alpha Lipoic Acid?

Assess suitability against the buyer's formulation, regulatory and quality requirements before procurement. The product page does not establish a therapeutic, dietary-supplement or compendial claim, so the application and required grade must be confirmed separately.

Which specifications should be agreed for Alpha Lipoic Acid?

Confirm stereochemical form, physical form, assay requirement, optical purity where relevant, related substances, residual solvents and required impurity limits. The product specification should correspond to the exact CAS and lot being quoted.

What packaging and storage conditions should be specified?

Confirm packaging compatible with the offered form and destination requirements. Check light, oxygen and temperature sensitivity, and use tightly closed, appropriately protected containers under the supplier's recommended conditions.

What appearance, melting range and solubility should be expected for Alpha Lipoic Acid?

Alpha-lipoic acid CAS 1077-28-7, formula C8H14O2S2 and molecular weight 206.33, is normally a light yellow to yellow powder with a melting range near 60-62 C for the racemic form. It is soluble in water, so confirm the offered stereochemical form, appearance and melting range on the batch specification.

Alpha Lipoic Acid (ALA) CAS 1077-28-7

Alpha Lipoic Acid (ALA), CAS 1077-28-7, is an organosulfur compound also called thioctic acid. Assess suitability against the buyer's formulation, regulatory and quality requirements before procurement. Confirm stereochemical form, physical form, assay requirement, packaging and documentation needs.

CAS: 1077-28-7
Synonyms: Alpha-lipoic acid; alpha-Lipoic acid; Thioctic acid; 1,2-Dithiolane-3-pentanoic acid
Molecular Formula: C₈H₁₄O₂S₂
Grade: Confirm stereochemical form, physical form, assay requirement, packaging and documentation needs.
Package: Confirm packaging compatible with the offered form and destination requirements.

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Product Description

Product name: Alpha Lipoic Acid (ALA)

Synonyms: Alpha-lipoic acid; alpha-Lipoic acid; Thioctic acid; 1,2-Dithiolane-3-pentanoic acid

CAS number: 1077-28-7

Molecular formula: C₈H₁₄O₂S₂

Molecular weight: 206.33

Chemical identity: Alpha Lipoic Acid (ALA), CAS 1077-28-7, is an organosulfur compound also called thioctic acid.

Identity boundary: This page uses CAS 1077-28-7 as the product identifier; do not substitute 62-46-4 or assume an R/S stereochemical form.

Commercial form: Confirm the offered physical form in the current product-specific specification.

Grade and content: Confirm stereochemical form, physical form, assay requirement, packaging and documentation needs.

Application boundary: Assess suitability against the buyer’s formulation, regulatory and quality requirements before procurement.

Documents: Request current product-specific specifications, packaging details and document availability.

RFQ information: State the required form, quantity, intended use, destination and required documents in the RFQ.

FAQ - Technical & Supply Chain

Q:
Can CAS 1077-28-7 be used without confirming the stereochemical form?

A: Alpha Lipoic Acid (ALA), CAS 1077-28-7, is an organosulfur compound also called thioctic acid. Do not substitute 62-46-4 or assume an R/S stereochemical form. State the exact CAS number and required stereochemical form in the specification.
Q:
What should be assessed for the intended use of Alpha Lipoic Acid?

A: Assess suitability against the buyer's formulation, regulatory and quality requirements before procurement. The product page does not establish a therapeutic, dietary-supplement or compendial claim, so the application and required grade must be confirmed separately.
Q:
Which specifications should be agreed for Alpha Lipoic Acid?

A: Confirm stereochemical form, physical form, assay requirement, optical purity where relevant, related substances, residual solvents and required impurity limits. The product specification should correspond to the exact CAS and lot being quoted.
Q:
What packaging and storage conditions should be specified?

A: Confirm packaging compatible with the offered form and destination requirements. Check light, oxygen and temperature sensitivity, and use tightly closed, appropriately protected containers under the supplier's recommended conditions.
Q:
What appearance, melting range and solubility should be expected for Alpha Lipoic Acid?

A: Alpha-lipoic acid CAS 1077-28-7, formula C8H14O2S2 and molecular weight 206.33, is normally a light yellow to yellow powder with a melting range near 60-62 C for the racemic form. It is soluble in water, so confirm the offered stereochemical form, appearance and melting range on the batch specification.

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