Ribavirin Impurity S
- CAS79-17-4
- CatalogueRS-Z401KYH
- FormulaCH6N4
- MW74.06
On this page
Product identification
| Product name | Ribavirin Impurity S |
|---|---|
| Catalogue No. | RS-Z401KYH |
| CAS No. | 79-17-4 |
| Molecular formula | CH6N4 |
| Molecular weight | 74.06 |
| Availability | In stock— dispatched in about 1–2 weeks |
| Standard type | General Reference Standards |
| Drug substance | Guanfacine |
| Also known as | Simson; BePure |
| Storage | Refer to the certificate of analysis (COA) supplied with each lot |
| Intended use | For laboratory and research use only. Not for human or veterinary use. |
What is stated on the certificate
Content and purity are assigned per lot and stated on the certificate of analysis issued for the batch you receive — they are not a catalogue-level figure. The certificate records the tests performed, the specification applied and the result obtained for that lot.
| Field | Basis |
|---|---|
| Identity | Spectroscopic and chromatographic methods appropriate to the material |
| Purity | Chromatographic purity, area normalisation unless stated otherwise |
| Assay / content | Mass balance, corrected for the stated volatiles and residue |
| Catalogue and batch numbers | RS-Z401KYH / batch number on the certificate |
| Retest date | Printed on the certificate for the lot supplied |
Frequently asked
What documentation is supplied with this lot?
Is the assigned value given on an “as is” basis?
How should this material be stored?
Do you supply pack sizes other than those listed?
Finding this standard
Buyers reach this compound by CAS number, by catalogue number, through the drug substance it belongs to, or through the type of standard it is. Those routes all start here:
- Other impurities of Guanfacine
- General Reference Standards of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-Z401KYH
- Request a quotation for RS-Z401KYH
Searching another way? Send the structure, a SMILES string or the pharmacopoeial name — a CAS number is not required for a non-compendial impurity. Write to sales@rssechem.com.
Other standards of Guanfacine
All 24 further standards are listed here — every link is in the page, not loaded later.
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Guanfacine
IN STOCKRS-U013327 -
Guanfacine Hydrochloride
IN STOCKRS-U013328 -
2,4-Dichlorophenylacetonitrile
IN STOCKRS-U051833 -
2-(2,3-Dichlorophenyl)acetonitrile
CUSTOM SYNTHESISRS-U051721 -
3,4-Dichlorophenylacetic acid
IN STOCKRS-P006564 -
3,5-Dichlorophenylacetic Acid
IN STOCKRS-P006951 -
3-Hydroxy Guanfacine
IN STOCKRS-G064006 -
Aminoguanidinium Bicarbonate
IN STOCKRS-U059741 -
Biguanide hydrochloride
CUSTOM SYNTHESISRS-U043863 -
Guanfacine-13C, 15N3
IN STOCKRS-Z400M02 -
Guanfacine-13C, 15N3 Hydrochloride
IN STOCKRS-G064001 -
Guanfacine-d9
IN STOCKRS-G064007 -
Guanfacine-α,α-d2 HCl
IN STOCKRS-G064002 -
Guanidine Hydrochloride
IN STOCKRS-Z408GIC -
Methyl 2-chlorophenylacetate
IN STOCKRS-U082170 -
N-(Chlorophenyl)-N'-hydroxyguanidine
IN STOCKRS-P025073 -
Guanfacine Impurity 2 (HCl Salt)
IN STOCKRS-G064005 -
Guanfacine Impurity 14
CUSTOM SYNTHESISRS-I001BL9 -
Guanfacine Impurity 17
CUSTOM SYNTHESISRS-G064003 -
Guanfacine Impurity 25
IN STOCKRS-G064009 -
Guanfacine Impurity 33
IN STOCKRS-G064010 -
Guanfacine Impurity 34
IN STOCKRS-I516323 -
Guanfacine Impurity 59
CUSTOM SYNTHESISRS-G064004 -
Guanfacine Impurity 60
IN STOCKRS-G064008
Pharmacopoeial names (EP, USP, BP, JP) are used for identification purposes only and do not imply endorsement by those bodies. This product is supplied for laboratory and research use only — not for human or veterinary use.