Description

D-(+)-Pantoic acid is a key chiral intermediate and building block in organic synthesis, particularly valued for its role in the biosynthesis of pantothenic acid (Vitamin B5). Its high purity and defined stereochemistry are critical for ensuring the efficacy and safety of downstream pharmaceutical and nutraceutical products. This compound is essential for manufacturers in the pharmaceutical, vitamin, and fine chemical industries seeking reliable, high-quality raw materials for advanced synthesis.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of D-panthenol, calcium pantothenate, and coenzyme A.
• Vitamin B5 Synthesis: Serves as a fundamental building block for the industrial production of pantothenic acid (Vitamin B5).
• Fine Chemical Synthesis: Used as a chiral starting material or intermediate in asymmetric synthesis for more complex bioactive molecules.
• Nutraceutical & Cosmetic Ingredients: Employed in the manufacture of premium-grade active ingredients for dietary supplements and personal care formulations.
• Biochemical Research: Utilized as a standard or reagent in metabolic pathway studies and enzymatic research related to vitamin biosynthesis.
• Animal Feed Additives: Incorporated into the production chain for high-quality vitamin premixes used in animal nutrition.

Basic Information

Product Name	D-(+)-Pantoic acid
CAS No.	1112-33-0
Molecular Formula	C6H12O5
Molecular Weight	164.16 g/mol
Synonyms	(R)-2,4-Dihydroxy-3,3-dimethylbutanoic acid; D-Pantoic acid; (R)-Pantoic acid; (+)-Pantoic acid; D-α-Hydroxy-β,β-dimethyl-γ-butyrolactone-γ-carboxylic acid; Pantoyl lactone carboxylic acid; Vitamin B5 intermediate
EINECS	214-195-6

Quality Control

Our D-(+)-Pantoic acid is manufactured under strict quality management systems. Each batch is tested to ensure high chemical purity, correct stereochemistry, and compliance with relevant specifications for pharmaceutical and food-grade intermediates. A comprehensive Certificate of Analysis (COA) detailing identity, assay, chiral purity, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Optical Rotation [α]20/D	+28.0° to +32.0° (c=1 in H2O)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.