5-Methoxysalicylic acid sodium
- CAS25832-71-7
- CatalogueRS-Z406K32
- FormulaC8H7NaO4
- MW190.02
On this page
Product identification
| Product name | 5-Methoxysalicylic acid sodium |
|---|---|
| Catalogue No. | RS-Z406K32 |
| CAS No. | 25832-71-7 |
| Molecular formula | C8H7NaO4 |
| Molecular weight | 190.02 |
| Availability | Custom synthesis— made to order, typically 3–4 weeks |
| Standard type | General Reference Standards |
| Drug substance | Salicylic acid |
| 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-Z406K32 / batch number on the certificate |
| Retest date | Printed on the certificate for the lot supplied |
Frequently asked
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Is the assigned value given on an “as is” basis?
How should this material be stored?
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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 Salicylic acid
- General Reference Standards of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-Z406K32
- Request a quotation for RS-Z406K32
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 Salicylic acid
All 31 further standards are listed here — every link is in the page, not loaded later.
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Salicylic acid (potassium)
CUSTOM SYNTHESISRS-Z401JI9 -
Carbasalate EP Impurity C Diethylamine
IN STOCKRS-Z401IRI -
2-Hydroxy-3,5-dimethylbenzoic Acid
IN STOCKRS-Z401JUX -
3,5-Diiodosalicylic Acid Lithium Salt
IN STOCKRS-Z407Z33 -
3,5-Dinitrosalicylic acid sodium
IN STOCKRS-Z408B6W -
3-(Tert-butyl)-2-hydroxy-6-methylbenzoic acid
IN STOCKRS-Z401KBH -
3-tert-Butyl-5-methylsalicylic Acid
IN STOCKRS-Z401FQ1 -
4-Aminosalicylic Acid-d3
CUSTOM SYNTHESISRS-S128003 -
5-tert-Butyl-2-hydroxybenzoic Acid
CUSTOM SYNTHESISRS-Z401CLA -
Anhydro-(O-carboxyphenyl)phosphorochloridate, >90%
CUSTOM SYNTHESISRS-Z401J8U -
Capryloyl Salicylic Acid
IN STOCKRS-Z401KE3 -
N-Acetyl-4-aminosalicylic Acid-d3
IN STOCKRS-S128022 -
p-Salicylic Acid 4-Glucuronide Potassium
IN STOCKRS-S128002 -
Phenylazosalicylic Acid-d5
IN STOCKRS-S128001 -
Salicylic acid 2-hydroxy-3-(methacryloyloxy)propyl ester
BACK ORDERRS-S128010 -
Salicylic Acid Acyl-Beta-D-glucuronide
IN STOCKRS-S128004 -
Salicylic Acid Methyl Ester-D4
IN STOCKRS-S128007 -
Salicylic acid, 4-(hydroxyamino)-(7CI,8CI)
BACK ORDERRS-S128011 -
salicylic acid, compound with 2-(diethylamino)ethyl salicylate (1:1)
BACK ORDERRS-S128012 -
salicylic acid, compound with piperazine-1-ethylamine
CUSTOM SYNTHESISRS-S128016 -
SALICYLIC ACID-CARBOXY-14C
BACK ORDERRS-S128008 -
SALICYLIC ACID-RING-UL-14C
BACK ORDERRS-S128009 -
Salicylic acid/lead,(1:x) salt
BACK ORDERRS-S128017 -
Salicylic Acid Impurity 1
IN STOCKRS-S128006 -
Salicylic acid Impurity 13
IN STOCKRS-I001A3T -
Salicylic Acid Impurity 18
IN STOCKRS-I001BPQ -
Salicylic Acid Impurity 20
IN STOCKRS-I001B23 -
Salicylic Acid Impurity 25
BACK ORDERRS-S128005 -
Salicylic acid Impurity 30
IN STOCKRS-S128013 -
Salicylic Acid Impurity 46
BACK ORDERRS-Z394X55
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.






























