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CAS RN: 83-88-5 | Product Number: R0020


Chemical Substance Law (ENCS):   5-3909, 9-2282
  • Lactoflavin
  • Vitamin B2
≥20  15   ≥20 
11   1   ≥20 
3   8   17  
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Product Number R0020
Molecular Formula / Molecular Weight C__1__7H__2__0N__4O__6 = 376.37  
Physical State (20 deg.C) Solid
Condition to Avoid Light Sensitive
CAS RN 83-88-5
Reaxys Registry Number 97825
PubChem Substance ID 87575598
SDBS (AIST Spectral DB) 2254
Merck Index (14) 8200
MDL Number


Appearance White to Yellow to Orange powder to crystal
Specific rotation [a]20/D -128.0 to -142.0 deg (C=0.5, JP Method)
Absorbance(E1%1cm) min. 800(pH 7.0, 264.0 to 280.0 nm)
abs-ratio(a/b) 0.32 to 0.33(E374/E267)
abs-ratio(2a/2b) 0.36 to 0.38(E445/E267)
Properties (reference)
Specific Rotation -135° (C=0.5,JP Method)
Related Laws:
Chemical Substance Law (ENCS) 5-3909, 9-2282
RTECS# VJ1400000
Transport Information:
PubMed Literature


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