Metformin Related Compound B
SIAL/PHR1505 - Pharmaceutical Secondary Standard; Certified Reference Material
Synonym: 1-Methylbiguanide monohydrochloride; 1-Methylbiguanide hydrochloride
CAS Number: 1674-62-0
Empirical Formula (Hill Notation): C3H9N5 · HCl
Molecular Weight: 151.60
Linear Formula: C3H9N5 · HCl
Product Type: Chemical
| agency | traceable to USP 1396331 |
| API family | metformin |
| application(s) | pharmaceutical (small molecule) |
| CofA | current certificate can be downloaded |
| format | neat |
| grade | certified reference material |
| pharmaceutical secondary standard | |
| InChI | 1S/C3H9N5.ClH/c1-7-3(6)8- |
| InChI key | AAYCPBAOUJRPIC-UHFFFAOYSA |
| packaging | pkg of 50 mg |
| Quality Level | 300  |
| storage temp. | 2-8°C |
| technique(s) | gas chromatography (GC): suitable |
| HPLC: suitable |
| Analysis Note: | These secondary standards offer multi-traceability to the USP, EP and BP primary standards, where they are available. |
| Application: | This pharmaceutical secondary standard can also be used as follows:• Simultaneous determination of vildagliptin, metformin, and metformin-related compounds (A, B, and C) in tablets using a high-performance liquid chromatography-tandem mass spectrometry method (HPLC-MS/MS) • Development of a hydrophilic interaction liquid chromatography method combined with diode array detection (HILIC-DAD) for the simultaneous quantification of impurities in the combined dosage tablet of rosuvastatin and metformin • HILIC-tandem mass spectrometry (MS/MS) based determination of metformin and vildagliptin in human plasma samples • Analysis of metformin and its related impurities in bulk samples by normal phase high-performance liquid chromatographic (HPLC) method |
| Footnote: | To see an example of a Certificate of Analysis for this material enter LRAB5020 in the slot below. This is an example certificate only and may not be the lot that you receive. |
| General description: | This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards. It is an impurity of the widely used anti-diabetic drug, metformin, that belongs to the biguanide class of compounds. |
| Recommended products: | Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial . |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302 |
| Hazard Codes | Xn |
| Risk Statements | 22 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Storage Temp. | 2-8°C |
| UNSPSC | 41116107 |