Fumaric Acid Monoethyl-d5 Ester
- CAS1266398-64-4
- CatalogueRS-F108001
- FormulaC6H3D5O4
- MW149.16
On this page
Product identification
| Product name | Fumaric Acid Monoethyl-d5 Ester |
|---|---|
| Catalogue No. | RS-F108001 |
| CAS No. | 1266398-64-4 |
| Molecular formula | C6H3D5O4 |
| Molecular weight | 149.16 |
| Standard type | Stable Isotope Labelled Standards |
| Drug substance | Fumaric Acid |
| Storage | 2-8°C Refrigerator |
| 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-F108001 / 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 Fumaric Acid
- Stable Isotope Labelled Standards of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-F108001
- Request a quotation for RS-F108001
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 Fumaric Acid
All 22 further standards are listed here — every link is in the page, not loaded later.
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Fumaric Acid Impurity 11
COA per lot -
Fumaric Acid Impurity 3
COA per lot -
Fumaric Acid Impurity 5
COA per lot -
Fumaric Acid Impurity 6
COA per lot -
FUMARIC ACID 13C4
COA per lot -
Fumaric acid-d4
COA per lot -
Fumaric acid-1,4-¹³C₂,2,3-d₂
COA per lot -
Fumaric acid-1-¹³C,2,3-d₂
COA per lot -
Fumaric acid-d2
COA per lot -
Fumaric Acid
COA per lot -
FUMARIC ACID, [1,4-14C]
COA per lot -
FUMARIC ACID POTASSIUM)
COA per lot -
Fumaric acid 1-butyl 4-(oxiran-2-yl)methyl ester
COA per lot -
Fumaric Acid Monoethyl Ester Calcium Salt
COA per lot -
Fumaric Acid Impurity 12
COA per lot -
Fumaric Acid Impurity 9
COA per lot -
Fumaric Acid (Malic Acid Impurity A) (IMPF028)
COA per lot -
Fumaric Acid Impurities and Related Compound
COA per lot -
Fumaric acid (F0600000)
COA per lot -
Fumaric Acid (IPRS/04/14)-from IPC
COA per lot -
Fumaric Acid (IPRSF016)
COA per lot
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.










![Chemical structure of FUMARIC ACID, [1,4-14C]](/structures/w2/VZCYOOQTPOCHFL-QJQQQGIFSA-N.webp?v=5)


![Chemical structure of Fumaric acid 1-ethyl 4-[(oxiran-2-yl)methyl] ester](/structures/w2/SFUDBXKBPOKIIW-ARJAWSKDSA-N.webp?v=5)