烟酸(维生素 B3) Nicotinic acid(Vitamin B3)
产品详细说明:
Synonym
: 3-Picolinic acidNiacin
Pellagra preventive factor
Pyridine-3-carboxylic acid
Vitamin B3
Molecular Formula : C 6 H 5 NO 2
Molecular Weight: 123.11
CAS Number: 59-67-6
Descriptions:
Biochem/physiol Actions: Decreases hepatic production of very-low density lipoproteins and
apolipoprotein B.
Properties:
Assay…………………………………………………………… ≥ 98%
mp ………………………………………………………………236-239 °C(lit.)
Risk Statements: 36/37/38
Safety Statements: 26-36
TEST |
SPECIFICATION |
APPEARANCE |
WHITE TO OFF-WHITE POWDER |
SOLUBILITY |
CLEAR COLORLESS TO VERY FAINT YELLOW SOLUTION AT 200MG PLUS 4ML OF 1M SODIUM HYDROXIDE |
IR SPECTRUM |
CONSISTENT WITH STRUCTURE |
PURITY BY SODIUM HYDROXIDE TITRATION |
NLT 98% |
PURITY BY THIN LAYER CHROMATOGRAPHY |
NLT 98% |
RECOMMENDED RETEST |
3 YEARS |
D-Biotin(Vitamin H) D-生物素(维生素H) | Vitamin D3 维生素 D3 | 维生素B12 Vitamin B12 | 生育酚(维生素E) (+)-α-Tocopherol(VitaminE) | 维生素B6(盐酸吡哆醇) VitaminB6(Pyridoxine Hcl) | 维生素B1(Thiamine Hcl) VitaminB1(盐酸硫胺素) |
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