Shandong luning pharmaceutical co., Ltd.,

Vitamin B2

• Category :

  Pharmaceuticals and Biochemicals

• Synonyms :

  Lactoflavine;E 101;Riboflavin (1.07609);Riboflavine;Vitamin B_2;Vitamin B2;VB2;1-deoxy-1-(7,8-dimethyl-2,4-dioxo-3,4-dihydrobenzo[g]pteridin-10(2H)-yl)pentitol;5-deoxy-5-(7,8-dimethyl-2,4-dioxo-3,4-dihydrobenzo[g]pteridin-10(2H)-yl)-D-ribitol;1-deoxy-1-(7,8-dimethyl-2,4-dioxo-3,4-dihydrobenzo[g]pteridin-10(2H)-yl)-D-ribitol;VITAMIN G;

• CAS NO :

  83-88-5

• EC NO :

  201-507-1

• Molecular Formula :

  C₁₇H₂₀N₄O₆

• Molecular Weight :

  376.3639

• Main Specifications :

• InChI :

  InChI=1/C17H20N4O6/c1-7-3-9-10(4-8(7)2)21(5-11(23)14(25)12(24)6-22)15-13(18-9)16(26)20-17(27)19-15/h3-4,11-12,14,22-25H,5-6H2,1-2H3,(H,20,26,27)/t11-,12+,14-/m0/s1

• Product description :

  Commodity Name:  Vitamin B2
  Chemical Name:  7,8-Dimethyl-10-[(2S,3S,4R)-2,3,4,5-tetrahydroxypentyl]benzo[g]pteridine-2,4(3H,10H)-dione. 
  Other Name:  Riboflavin
  CAS:  83-88-5
  M.F.:  C 17 H 20 N 4 O 6  
  M.W.:  376.36
  Properties:  Yellow or orange-yellow, crystalline powder. Slightly soluble in water, practically insoluble in alcohol.  Solutions deteriorate on exposure to light, especially in the presence of alkali.
  Item Index

  Contents (ON DRY MATERIAL)	97.0~103.0%
  Specific optical rotation (dried substance)	-115~-135°
  Loss on drying	≤ 1.5%
  Sulphated ash	≤ 0.1%

  Uses:  Feed additive ,food additive. pharmaceutical USP29/BP2007

  Packing:  25kg/fiber drum ,or 25kg/carton,or according to customers'  requirement

  Storage:  In an airtight container , protected from light.

  Period of validity:  In an airtight container, Three years

• Molecular Structure :