(2S,5R)-6,6-Dibromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4-Oxide Phenylmethyl Ester
- CAS153833-41-1
- CatalogueRS-Z400ZAL
- FormulaC15H15Br2NO4S
- MW462.91
On this page
Product identification
| Product name | (2S,5R)-6,6-Dibromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4-Oxide Phenylmethyl Ester |
|---|---|
| Catalogue No. | RS-Z400ZAL |
| CAS No. | 153833-41-1 |
| Molecular formula | C15H15Br2NO4S |
| Molecular weight | 462.91 |
| Availability | Back order— restocking can be arranged, about 1–2 weeks |
| Standard type | General Reference Standards |
| Drug substance | Tazobactam |
| Also known as | CATO |
| 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-Z400ZAL / 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 Tazobactam
- General Reference Standards of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-Z400ZAL
- Request a quotation for RS-Z400ZAL
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 Tazobactam
All 49 further standards are listed here — every link is in the page, not loaded later.
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Tazobactam
IN STOCKRS-U099353 -
Tazobactam USP Related Compound A
IN STOCKRS-T055005 -
Tazobactam USP Related Compound A(Racemic)
IN STOCKRS-T055003 -
Tazobactam Impurity B
CUSTOM SYNTHESISRS-T055001 -
Tazobactam Impurity T
IN STOCKRS-T055036 -
Tazobactam-Impurity E
IN STOCKRS-T055007 -
(Diphenylmethylene)hydrazine
IN STOCKRS-P006113 -
Enmetazobactam
IN STOCKRS-T055033 -
N-(1H-1,2,3-triazol-1-yl)nitrous amide
CUSTOM SYNTHESISRS-T055157 -
Tazobactam (95123-10-7)
IN STOCKRS-T055037 -
Tazobactam Impurity DBT
IN STOCKRS-T055024 -
Tazobactam Impurity EBT
IN STOCKRS-T055018 -
Tazobactam piperacillin mixture
CUSTOM SYNTHESISRS-A012033 -
Tazobactam sodium salt
IN STOCKRS-U099352 -
Tazobactam Impurity 16
BACK ORDERRS-T055016 -
Tazobactam Impurity 19
BACK ORDERRS-T055006 -
Tazobactam Impurity 36
CUSTOM SYNTHESISRS-T055032 -
Tazobactam Impurity 38
CUSTOM SYNTHESISRS-T055035 -
Tazobactam Impurity 39
BACK ORDERRS-Z394PGY -
Tazobactam Impurity 40
IN STOCKRS-I001778 -
Tazobactam Impurity 46
BACK ORDERRS-I001BDT -
Tazobactam Impurity 59
BACK ORDERRS-T055027 -
Tazobactam Impurity 66
IN STOCKRS-T055014 -
Tazobactam Impurity 67
IN STOCKRS-T055011 -
Tazobactam Impurity 84
BACK ORDERRS-T055029 -
Tazobactam Impurity 87
CUSTOM SYNTHESISRS-T055010 -
Tazobactam Impurity 89
BACK ORDERRS-T055031 -
Tazobactam Impurity 107
IN STOCKRS-T055030 -
Tazobactam Impurity 109
CUSTOM SYNTHESISRS-T055008 -
Tazobactam Impurity 122
IN STOCKRS-T055012 -
Tazobactam Impurity 123
IN STOCKRS-T055015 -
Tazobactam Impurity 124
IN STOCKRS-T055020 -
Tazobactam Impurity 125
BACK ORDERRS-T055021 -
Tazobactam Impurity 126
IN STOCKRS-T055022 -
Tazobactam Impurity 139
IN STOCKRS-P003001 -
Tazobactam Impurity 140
CUSTOM SYNTHESISRS-T055002 -
Tazobactam Impurity 141
IN STOCKRS-T055004 -
Tazobactam Impurity 143
IN STOCKRS-T055017 -
Tazobactam Impurity 144
BACK ORDERRS-T055023 -
Tazobactam Impurity 145
IN STOCKRS-T055025 -
Tazobactam Impurity 146
IN STOCKRS-T055026 -
Tazobactam Impurity 147
BACK ORDERRS-T055034 -
Tazobactam Impurity 149
BACK ORDERRS-T055054
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 (2R,6R)-benzhydryl 3-methyl-8-oxo-3-(1H-1,2,3-triazol-1-yl)-5-thia-1-azabicyclo[4.2.0]octane-2-carboxylate](/structures/w4/VVNUAXUNAHTDPW-SZUFIYSYSA-N.webp?v=8)
![Chemical structure of (2S)-6,6-dibromo-3,3-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid](/structures/w4/YLGIIVBDSLVWDR-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of (2S,6R)-benzhydryl 3-chloro-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]octane-2-carboxylate](/structures/w4/XGOUWENSQWOPFA-VCPDFFEISA-N.webp?v=8)
![Chemical structure of (3R,5R)-3-((1H-1,2,3-triazol-1-yl)methyl)-3-methyl-4-thia-1-azabicyclo[3.2.0]heptan-7-one 4,4-dioxide](/structures/w4/DSBVLCDTSAZECD-BDAKNGLRSA-N.webp?v=8)

![Chemical structure of 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-bromo-3,3-dimethyl-7-oxo-, diphenylmethyl ester, 4-oxide, (2S,5R,6S)-](/structures/w4/MHQYJIDSSLKVOK-OCZDZXRVSA-N.webp?v=8)
![Chemical structure of 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylicacid, 3,3-dimethyl-7-oxo-, diphenylmethyl ester, 4-oxide, (2S,5R)-](/structures/w4/AZIUCAWYSMPKQK-HVHNRQALSA-N.webp?v=8)


































