Omeprazole Impurity 155
- CAS142885-96-9
- CatalogueRS-O006010
- FormulaC8H9Cl2N
- MW190.07
On this page
Product identification
| Product name | Omeprazole Impurity 155 |
|---|---|
| Catalogue No. | RS-O006010 |
| CAS No. | 142885-96-9 |
| Molecular formula | C8H9Cl2N |
| Molecular weight | 190.07 |
| Availability | Custom synthesis— made to order, typically 3–4 weeks |
| Standard type | Impurity Reference Standards |
| Drug substance | Omeprazole |
| Also known as | Omeprazole Impurity 15 |
| Storage | 2–8 °C (refrigerated), protect from light |
| 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-O006010 / 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 Omeprazole
- Impurity Reference Standards of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-O006010
- Request a quotation for RS-O006010
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 Omeprazole
All 65 further standards are listed here — every link is in the page, not loaded later.
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Omeprazole
IN STOCKRS-O006069 -
Omeprazole Impurity F
IN STOCKRS-O006006 -
Omeprazole Impurity G
IN STOCKRS-O006007 -
Omeprazole Impurity J
IN STOCKRS-O006023 -
Omeprazole Impurity L
IN STOCKRS-O006050 -
Omeprazole Impurity M
IN STOCKRS-O006051 -
(R) Omeprazole Potassium Salt
IN STOCKRS-O006013 -
4-Desmethoxy Omeprazole-d3 Sulfide
IN STOCKRS-O006055 -
5-Hydroxy Omeprazole Sodium Salt
IN STOCKRS-O006032 -
5-Hydroxy Omeprazole Sulfide
IN STOCKRS-O006026 -
5-Hydroxy Omeprazole-d3
IN STOCKRS-O006028 -
5-O-Desmethyl Omeprazole-d3
CUSTOM SYNTHESISRS-O006027 -
5-O-Desmethyl Omeprazole-d3 Sulfide
IN STOCKRS-O006030 -
N-(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl Omeprazole-d3
BACK ORDERRS-O006035 -
N-(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl Omeprazole-d3 Sulfide
CUSTOM SYNTHESISRS-O006034 -
N-(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl Omeprazole-d3 Sulfone
BACK ORDERRS-O006036 -
o-Toluoyl-5-hydroxy Omeprazole Sulfide-d3
BACK ORDERRS-O006033 -
Omeprazole Acid Disodium Salt
BACK ORDERRS-O006031 -
Omeprazole Sulfide N1-Methyl 5-Methoxy Analog
IN STOCKRS-O006056 -
Omeprazole sulfide-(4-methoxy-D3-Pyridine)
IN STOCKRS-O006062 -
Omeprazole-4-methoxy-d3
IN STOCKRS-O006063 -
Omeprazole-D3 Sulfone N-Oxide
IN STOCKRS-O006070 -
Sodium 1-(5-methoxy-1H-benzo[d]imidazol-2-yl)-3,5-dimethyl-4-oxo-1,4-dihydropyridine-2-carboxylate
CUSTOM SYNTHESISRS-Z401HMW -
Omeprazole Impurity 3
IN STOCKRS-O006044 -
Omeprazole Related Compound 7 HCl
IN STOCKRS-O006038 -
Omeprazole Related Compound 9
IN STOCKRS-O006018 -
Omeprazole Impurity 10
IN STOCKRS-O006064 -
Omeprazole Related Compound 14
CUSTOM SYNTHESISRS-O006037 -
Omeprazole Impurity 15
CUSTOM SYNTHESISRS-I001BSP -
Omeprazole Impurity 21
IN STOCKRS-O006004 -
Omeprazole Impurity 22
IN STOCKRS-O006001 -
Omeprazole Impurity 22(Dihydrochloride)
IN STOCKRS-O006047 -
Omeprazole Impurity 25
IN STOCKRS-O006005 -
Omeprazole Impurity 27
IN STOCKRS-I058012 -
Omeprazole Impurity 28
IN STOCKRS-O006012 -
Omeprazole Impurity 37
IN STOCKRS-U004589 -
Omeprazole Impurity 38
IN STOCKRS-O006046 -
Omeprazole Impurity 41
BACK ORDERRS-O006040 -
Omeprazole Impurity 42
IN STOCKRS-O006014 -
Omeprazole Impurity 45
IN STOCKRS-O006052 -
Omeprazole Impurity 51 (187222-18-0)
CUSTOM SYNTHESISRS-O006065 -
Omeprazole Impurity 69 (3934-97-2)
IN STOCKRS-O006068 -
Omeprazole Impurity 78 (1831938-48-7)
IN STOCKRS-O006067 -
Omeprazole Impurity 125
IN STOCKRS-O006009 -
Omeprazole Impurity 126
IN STOCKRS-O006042 -
Omeprazole Impurity 127
IN STOCKRS-O006045 -
Omeprazole Impurity 128
IN STOCKRS-O006049 -
Omeprazole Impurity 129
IN STOCKRS-O006060 -
Omeprazole Impurity 151
IN STOCKRS-E018011 -
Omeprazole Impurity 152
IN STOCKRS-I002074 -
Omeprazole Impurity 153
IN STOCKRS-O006003 -
Omeprazole Impurity 154
BACK ORDERRS-O006008 -
Omeprazole Impurity 156
IN STOCKRS-O006011 -
Omeprazole Impurity 157
IN STOCKRS-O006021 -
Omeprazole Impurity 159
IN STOCKRS-O006041 -
Omeprazole Impurity 160
CUSTOM SYNTHESISRS-O006043 -
Omeprazole Impurity 161
IN STOCKRS-O006048 -
Omeprazole Impurity 162
IN STOCKRS-O006053 -
Omeprazole Impurity 163
CUSTOM SYNTHESISRS-O006057 -
Omeprazole Impurity 165
BACK ORDERRS-O006066 -
Omeprazole Impurity 187
IN STOCKRS-O006072
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 3,9-Dimethoxy-2,4-dimethylbenzo[4,5]imidazo[1,2-b]pyrido[1,2-d][1,2,4]thiadiazine](/structures/w4/YRKNHYWRJRKLAL-UHFFFAOYSA-N.webp?v=7)


















![Chemical structure of Sodium 1-(5-methoxy-1H-benzo[d]imidazol-2-yl)-3,5-dimethyl-4-oxo-1,4-dihydropyridine-2-carboxylate](/structures/w4/IFLHORKOMQAVDD-UHFFFAOYSA-M.webp?v=7)



































