83-88-5 C17H20N4O6 Riboflavin CAS NO.83-88-5

riboflavin basic information

product name:	riboflavin
synonyms:	(-)-riboflavin, trihydrate;riboflavinum;riboflavine;(-)-riboflavin;riboflavin;ribipca;vit b2;vitamin g
cas:	83-88-5
mf:	c17h20n4o6
mw:	376.36
einecs:	201-507-1
product categories:	pharmaceuticals;miscellaneous natural products;biochemistry;vitamins;nutritional supplements;vitamins and derivatives;vitamin ingredients;miscellaneous compounds;chiral reagents;heterocycles;intermediates & fine chemicals;vitamin series;api;flavaxin;isolabel;vitamin;inhibitor of poly(ethylene glycol) oxidation.;inhibitors
mol file:	83-88-5.mol

riboflavin chemical properties

mp	290 °c (dec.)(lit.)
alpha	-135 º (c=5, 0.05 m naoh)
refractive index	-135 ° (c=0.5, jp method)
storage temp.	2-8°c
water solubility	0.07 g/l (20 ºc)
merck	14,8200
stability:	stable, but light-sensitive. incompatible with strong oxidizing agents, reducing agents, bases, calcium, metallic salts. may be moisture sensitive.
cas database reference	83-88-5(cas database reference)
nist chemistry reference	riboflavine(83-88-5)
epa substance registry system	riboflavin(83-88-5)

safety information

hazard codes	f,t
risk statements	11-23/24/25-39/23/24/25
safety statements	24/25-45-36/37-16
wgk germany	1
rtecs	vj1400000
f	8-10-21
hs code	29362300
hazardous substances data	83-88-5(hazardous substances data)

msds information

riboflavin usage and synthesis

chemical properties	yellow to orange/yellow crystalline powd
usage	nutritional factor found in milk, eggs, malted barley, liver, kidney, heart, leafy vegetables. richest natural source is yeast. minute amounts present in all plant and animal cells. vitamin (enzyme cofactor).
usage	vitamin b2; vitamin cofactor; ld50(rat) 560 mg/kg ip

riboflavin preparation products and raw materials

raw materials

sodium dithionite-->starch-->3,4-dimethylaniline-->barbituric acid-->bone glue-->alloxan

hennan sunlake enterprise corporation is located in henan province , the central plain of china , which enjoys favorable geogeaphical position and convenient transportion, the com[any was established in june. 1998 , until now having more than 18 years experience in manufacturing & exporting chemical raw material .

sunlake is a professional manufacturer engaged in producing and selling chemicals,including organic & inorganic chemicals , pigments & dyestuffs , water treatment chemicals , food & feed additives and others . these products have been being well exported to europe , southeast asia , the middle east , africa , south america and some other countries and areas.

we sincerely welcome foreign friends to visit our plant for cooperation. with the idea of "quality first,credit priority, excellent service", we are highly acknowledged by customers for good quality and competitive price. more importantly , the company has a strong r & d team, who are professional engineers and scholars with ph. d. .so we are confident to serve you better with our high - quality products and professional team.

we are taking great efforts to provide our customers with demanded goods and professional services, and continuously improve our core ability of competition and get the momentum for sustainable development, and finally make us being a reliable and professional wupplier in international market.

we welcome any serious inquiries from all customers of the world, and sincerely hope to cooperate with you for a brilliant future!