Vitamin B5 D Calcium Pantothenate

Pantothenic acid, also called pantothenate or vitamin B5 (a B vitamin), is a water-soluble vitamin. For many animals, pantothenic acid is an essential nutrient. Animals require pantothenic acid to synthesize coenzyme-A (CoA), as well as to synthesize and metabolize proteins, carbohydrates, and fats.

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Category: Vitamins

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Description

Product Description

Preferred IUPAC name

3-[(2R)-2,4-Dihydroxy-3,3-dimethylbutanamido]propanoic acid

Systematic IUPAC name
3-[(2R)-(2,4-Dihydroxy-3,3-dimethylbutanoyl)amino]propanoic acid

CAS Number	599-54-2 79-83-4 (R)
3DMet	B00193
Beilstein Reference	1727062, 1727064 (R)
ChEBI	CHEBI:7916
ChEMBL	ChEMBL1594
ChemSpider	963 6361 (R) 4677898 (S)
DrugBank	DB01783
EC Number	209-965-4
Jmol interactive 3D	Image (R): Image (S): Image
KEGG	D07413
MeSH	Pantothenic+Acid
PubChem	988 6613 (R) 5748353 (S)
RTECS number	RU4729000
UNII	19F5HK2737
InChI[show]
SMILES[show]

Chemical formula	C9H17NO5
Molar mass	219.24 g·mol−1
Appearance	Yellow oil Colorless crystals (Ca2+ salt)
Odor	Odorless
Density	1.266 g/cm3 1.32 g/cm3 (Ca2+ salt)[1]
Melting point	183.83 °C (362.89 °F; 456.98 K) 196–200 °C (385–392 °F; 469–473 K) decomposes (Ca2+ salt)[1][3][5] 138 °C (280 °F; 411 K) decomposes (Ca2+ salt, monohydrate)[6]
Solubility in water	Very soluble[2] 2.11 g/mL (Ca2+ salt)[1]
Solubility	Very soluble in C6H6, ether[2] Ca2+ salt: Slightly soluble in alcohol, CHCl3[3]
log P	−1.416[4]
Acidity (pKa)	4.41[5]
Basicity (pKb)	9.698
Chiral rotation ([α]D)	+37.5° +24.3° (Ca2+ salt)[5]