Riboflavin
USP/1603006 - United States Pharmacopeia (USP) Reference Standard
Synonym: (−)-Riboflavin; Lactoflavin; Vitamin B2; Vitamin G
CAS Number: 83-88-5
Empirical Formula (Hill Notation): C17H20N4O6
Molecular Weight: 376.36
MDL Number: MFCD00005022
Linear Formula: C17H20N4O6
Product Type: Chemical
| API family | riboflavin |
| application(s) | pharmaceutical (small molecule) |
| format | neat |
| grade | pharmaceutical primary standard |
| InChI | 1S/C17H20N4O6/c1-7-3-9-10 |
| InChI key | AUNGANRZJHBGPY-SCRDCRAPSA |
| manufacturer/tradename | USP |
| mp | 290 °C (dec.) (lit.) |
| SMILES string | CC1=C(C)C=C(N(C[C@H](O)[C |
| storage temp. | 2-8°C |
| Analysis Note: | These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind. |
| Application: | Riboflavin USP reference standard for use in specified quality tests and assays. Also used to prepare standard, and standard stock Riboflavin solution for assay, identification, and performance test according to the given below monographs and general chapters of United States Pharmacopeia (USP): • Riboflavin • Riboflavin Tablets • Water-Soluble Vitamins Preparation • 〈481〉 Riboflavin Assay |
| General description: | This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia ![]() |
| Other Notes: | Sales restrictions may apply. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| mp | 290 °C (dec.) (lit.) |
| Storage Temp. | 2-8°C |
| UNSPSC | 41116107 |

