Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

1603006

USP

Riboflavin

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

(−)-Riboflavin, Lactoflavin, Vitamin B2, Vitamin G

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C17H20N4O6
CAS Number:
83-88-5
Molecular Weight:
376.36
Beilstein:
97825
MDL number:
MFCD00005022
UNSPSC Code:
41116107
PubChem Substance ID:
329751041
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

riboflavin

manufacturer/tradename

USP

mp

290 °C (dec.) (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

CC1=C(C)C=C(N(C[C@H](O)[C@@H]([C@H](O)CO)O)C(C2=N3)=NC(NC2=O)=O)C3=C1

InChI

1S/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

InChI key

AUNGANRZJHBGPY-SCRDCRAPSA-N

Looking for similar products? Visit Product Comparison Guide

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.

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

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.  ​

Other Notes

Sales restrictions may apply.

related product

Product No.
Description
Pricing

R0600000

Riboflavin, European Pharmacopoeia (EP) Reference Standard

R0630000

Riboflavin sodium phosphate, European Pharmacopoeia (EP) Reference Standard

PHR1297

Phosphated Riboflavin (Riboflavin Sodium Phosphate), Pharmaceutical Secondary Standard; Certified Reference Material

Y0000757

Riboflavin for peak identification, European Pharmacopoeia (EP) Reference Standard

1535700

Phosphated Riboflavin, United States Pharmacopeia (USP) Reference Standard

PHR1936

Riboflavin Impurity A, Pharmaceutical Secondary Standard; Certified Reference Material

BP459

Riboflavin sodium phosphate, British Pharmacopoeia (BP) Reference Standard

PHR2570

Riboflavin Impurity B, Pharmaceutical Secondary Standard; Certified Reference Material

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Sorry, we don't have COAs for this product available online at this time.

If you need assistance, please contact Customer Support.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Riboflavin Tablets
United States Pharmacopeia, 41(6), 3870-3870 (2017)
Water-Soluble Vitamins Preparation
United States Pharmacopeia, 45(5) (2021)
Olivier Richoz et al.
Investigative ophthalmology & visual science, 55(9), 5783-5787 (2014-07-24)
When treating peripheral ectatic disease-like pellucid marginal degeneration (PMD), corneal cross-linking with UV-A and riboflavin (CXL) must be applied eccentrically to the periphery of the lower cornea, partly irradiating the corneal limbus. Here, we investigated the effect of standard and
Christine Wittig-Silva et al.
Ophthalmology, 121(4), 812-821 (2014-01-08)
To report the refractive, topographic, and clinical outcomes 3 years after corneal collagen cross-linking (CXL) in eyes with progressive keratoconus. Prospective, randomized controlled trial. One hundred eyes with progressive keratoconus were randomized into the CXL treatment or control groups. Cross-linking
Frederik Raiskup et al.
The ocular surface, 11(2), 65-74 (2013-04-16)
Changes in the biomechanical properties of the human cornea play an important role in the pathogenesis of corneal ectatic diseases. Biomechanical investigation shows significant differences between human ectatic corneas and normal corneas, including decreased stiffness and reduction of collagen crosslinks
View All Related Papers

Articles

HPLC Analysis of Water-Soluble B-Vitamins on Ascentis® Express C18

Pyridoxine hydrochloride, ≥98% (HPLC); Nicotinamide, ≥98.5% (HPLC); Thiamine hydrochloride, reagent grade, ≥99% (HPLC); Biotin, ≥99.0% (T); Folic acid, analytical standard; Cyanocobalamin (B12), analytical standard; Riboflavin (B2), analytical standard

Protocols

HPLC Analysis of Vitamins, Water Soluble on Discovery® C18

Separation of Pyridoxine; Nicotinamide; Nicotinic acid; Folic acid; (−)-Riboflavin, meets USP testing specifications; L-Ascorbic acid

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service