Propionic Acid impurities and related standards
15 reference standards related to Propionic Acid held in the RSSE catalogue — pharmacopoeial impurities, non-compendial impurities, metabolites and labelled analogues where available.
In this group: 8 fine chemicals · 5 impurity reference standards · 1 food and environmental standard · 1 stable isotope labelled standard. CAS numbers are listed for 15 of 15; 15 entries carry a structure drawing.
On this page
15 reference standards
All entries — structure, identifiers and pack sizes
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Propionic acid 2-hydroxyethyl ester
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Propionic acid 3-(1-methyl-3-propyl-3-pyrrolidinyl)phenyl ester
CUSTOM SYNTHESIS -
Propionic Acid Butyl Ester
CUSTOM SYNTHESIS -
PROPIONIC ACID SODIUM SALT, [2-14C]
BACK ORDER -
Propionic acid, 2-methyl-2-(2-pyridylthio)-(8CI)
CUSTOM SYNTHESIS -
Propionic Acid-13C
BACK ORDER -
PROPIONIC ACID-OD
BACK ORDER -
Propionic Acid Impurity 1
IN STOCK -
Propionic Acid Impurity 2
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Propionic Acid Impurity 7
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Propionic Acid Impurity 8
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Propionic Acid Impurity 12
IN STOCK
15 reference standards
Frequently asked
How many Propionic Acid-related reference standards do you hold?
15 standards are listed on this page as of the latest catalogue build. CAS numbers are published for 15 of them and 15 entries carry a structure drawing. The catalogue is extended as new lots are released.
Can you supply a Propionic Acid impurity that is not listed here?
Yes. Non-compendial impurities can be quoted from a structure — a CAS number is not required. Send the structure, a SMILES string or the parent drug substance with your enquiry and we will come back with availability.
What documentation is supplied with Propionic Acid impurities?
Every lot ships with its own certificate of analysis. The certificate records the catalogue number, the batch number, the tests performed, the specification applied and the result obtained for that lot. A safety data sheet is supplied with the shipment.
Do you publish prices or a lead time for Propionic Acid impurities?
No price list is published: quotations are prepared per enquiry, because availability and packing depend on the lot and the quantity you need. Send the catalogue number and the quantity and a technical contact will answer with availability and a quotation.
Cannot find the impurity you need? Non-compendial impurities can be quoted from a structure — a CAS number is not required. Write to sales@rssechem.com.



![Chemical structure of PROPIONIC ACID SODIUM SALT, [2-14C]](/structures/w4/JXKPEJDQGNYQSM-UOEUYCPOSA-M.webp?v=7)
![Chemical structure of Propionic acid, 2-[(3-hydroxy-2-pyridyl)thio]-(8CI)](/structures/w4/ZNHOLIHGQZYBJN-UHFFFAOYSA-N.webp?v=7)


![Chemical structure of PROPIONIC ACID, SODIUM SALT, [1-14C]-](/structures/w4/JXKPEJDQGNYQSM-REVVOINZSA-M.webp?v=7)






