D-Pantothenic Acid
Other Food Additives 2025-03-11
79-83-4 – Names and Identifiers
| Name | D-PANTOTHENIC ACID |
| Synonyms | d-pantothenicaci D-PANTOTHENIC ACID (+)-pantothenicacid kyselinapantothenova chickantidermatitisfactor D(+)-N-(2,4-Dihy-droxy-3,3-dimethylbutyryl)-alanine 4-dihydroxy-3,3-dimethyl-1-oxobutyl)-n-((r)-beta-alanin N-(2,4-dihydroxy-3,3-dimethyl-1-oxobutyl)-,(R)-.beta.-Alanine (d,+)-n(alpha-gamma-dihydroxy-beta,beta-dimethylbutyryl)-beta-alanine |
| CAS | 79-83-4 |
| EINECS | 201-229-0 |
79-83-4 – Physico-chemical Properties
| Molecular Formula | C9H17NO5 |
| Molar Mass | 219.24 |
| Density | 1.266 |
| Melting Point | 178-179℃ |
| Boling Point | 360.05°C (rough estimate) |
| Specific Rotation(α) | D25 +37.5° |
| pKa | 4.30±0.10(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.4315 (estimate) |
| Physical and Chemical Properties | Colorless or light yellow viscous oily liquid. Easy to absorb moisture, unstable. Acid, alkali, heat can accelerate its decomposition. This product is difficult to dissolve in benzene, chloroform, slightly soluble in ether, pentanol, soluble in water, ethyl acetate, dioxane and acetic acid. |
| Use | Uses for feed additives, medicine and food additives. Sodium pantothenate is also used in beverage additives, but because of its strong hygroscopicity, pantothenic acid is now used instead. |
79-83-4 – Risk and Safety
| Toxicity | LD50 intraperitoneal in mouse: 1443mg/kg |
| Attribute | Details |
|---|---|
| Chemical Name | D-Pantothenic Acid |
| Synonyms | Pantothenate, Vitamin B5 |
| CAS Number | 79-83-4 |
| Formula | C9H17NO5 |
| Molecular Weight | 219.24 g/mol |
| Appearance | Oil-like to gelatinous, colorless or pale yellow, viscous liquid |
| Melting Point | 178-179°C |
| Solubility | Soluble in water, DMSO, methanol, acetic acid乙酯, dioxane, and glacial acetic acid; insoluble in benzene and chloroform |
| pH (Aqueous Solution) | N/A (varies with concentration and conditions) |
| Applications | Essential nutrient in biological processes; precursor of Coenzyme A (CoA); used in biochemical and pharmaceutical research; nutritional supplement |
| Stability | Unstable; decomposition accelerated by acid, base, and heat |
| Storage | Store in a cool, dry place, protected from light and moisture |
| Safety | Generally recognized as safe (GRAS) for specific uses; refer to MSDS for detailed safety information |
