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Product Document Searching Made Easy by 2D Code! | TCI Chemistry News October 2025 | [Product Highlights] Tetraphenylethylene Derivatives Used for... | Various analytical charts can be searched on each product detail page and Product Document Search (The kinds of analytical charts differ by product)
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CAS RN: 83-88-5 | Product Number: R0020
Riboflavin
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Purity:
Synonyms:
- Lactoflavin
- Vitamin B2
Product Documents:
| Size | Unit Price | Same Day | 2-3 Business Days | Other Lead Time |
Shipping Information
|
|---|---|---|---|---|---|
| 25G |
$37.00
|
19 | ≥100 | Contact Us | |
| 100G |
$95.00
|
2 | 0 | Contact Us | |
| 500G |
$289.00
|
11 | 17 | Contact Us |
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* The storage conditions are subject to change without notice.
| Product Number | R0020 |
| Molecular Formula / Molecular Weight | C__1__7H__2__0N__4O__6 = 376.37 |
| Physical State (20 deg.C) | Solid |
Storage Temperature 
|
Room Temperature (Recommended in a cool and dark place, <15°C) |
| 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 | MFCD00005022 |
Specifications
| 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) |
| NMR | confirm to structure |
Properties (reference)
| Specific Rotation | -135° (C=0.5,JP Method) |
GHS
Related Laws:
| RTECS# | VJ1400000 |
Transport Information:
| H.S.code* | 2936.23-000 |
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