Carbamazepine Impurity 12
- CAS81861-15-6
- CatalogueRS-C023043
- FormulaC15H15N2O4
- MW287.3
On this page
Product identification
| Product name | Carbamazepine Impurity 12 |
|---|---|
| Catalogue No. | RS-C023043 |
| CAS No. | 81861-15-6 |
| Molecular formula | C15H15N2O4 |
| Molecular weight | 287.3 |
| Availability | In stock— dispatched in about 1–2 weeks |
| Standard type | Impurity Reference Standards |
| Drug substance | Carbamazepine |
| Also known as | 2,10,11-Trihydroxy-10,11-dihydro-5H-dibenzo[b,f]azepine-5-carboxamide |
| 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-C023043 / 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 Carbamazepine
- Impurity Reference Standards of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-C023043
- Request a quotation for RS-C023043
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 Carbamazepine
All 71 further standards are listed here — every link is in the page, not loaded later.
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Carbamazepine (Oxcarbazepine EP Impurity A)
IN STOCKRS-U063292 -
Carbamazepine EP Impurity B
IN STOCKRS-C023010 -
Carbamazepine EP Impurity C
IN STOCKRS-C023004 -
Carbamazepine EP Impurity D
IN STOCKRS-C023005 -
Carbamazepine EP Impurity F
IN STOCKRS-C023017 -
Carbamazepine EP Impurity G
IN STOCKRS-C023020 -
Carbamazepine Impurity 4-d2(Carbamazepine EP Impurity D-d2)
IN STOCKRS-Z401M40 -
(6,11-dihydro-5H-dibenzo[b,e]azepin-6-yl)methanamine succinate
IN STOCKRS-U004351 -
(E)-2-Bromo-2’-nitro-4’-methoxystilbene
BACK ORDERRS-U047149 -
(R)-10-Monohydroxy-10,11-dihydro Carbamazepine O-β-D-Glucuronide Sodium Salt
BACK ORDERRS-C023012 -
(R)-10-Monohydroxy-10,11-dihydro Carbamazepine-d3
IN STOCKRS-I003069 -
1,3-Dihydro-1-d5-phenyl-2H-indol-2-one
IN STOCKRS-I097088 -
10,11-Dibromo-10,11-dihydro-5H-dibenzo[b,f]azepine-5-carboxamide
IN STOCKRS-P006972 -
10,11-Dichloro-10,11-dihydro-5H-dibenz[b,f]azepine-5-carboxamide
IN STOCKRS-Z401JN0 -
10,11-dihydro-5H-dibenzo[b,f]azepine-5-carbonyl chloride
IN STOCKRS-C023067 -
10,11-Dihydroxycarbamazepine Metabolite
IN STOCKRS-C023037 -
10-Acetoxy-5H-dibenz[b,f]azepine-5-carboxamide
IN STOCKRS-U003659 -
10-Chloro Carbamazepine
CUSTOM SYNTHESISRS-C023009 -
10-Methylacridan
IN STOCKRS-U010A7Q -
2,2'-Dinitrodibenzyl
IN STOCKRS-C002051 -
2,2'-Ethylenedianiline
IN STOCKRS-C058019 -
2-[2-(2-nitrophenyl)ethyl]aniline hydrochloride
IN STOCKRS-Z402TKR -
2-Hydroxy Carbamazepine
IN STOCKRS-C023021 -
2-Methyl Carbamazepine
CUSTOM SYNTHESISRS-U053243 -
4,4`-Diaminobibenzyl
IN STOCKRS-U068809 -
5-Carbamoyl-10,11-dihydro-5H-dibenzo[b,f]azepin-10-yl benzoate
IN STOCKRS-D110078 -
5-methyl-5,11-dihydro-10H-dibenzo[b,f]azepin-10-one
IN STOCKRS-U085163 -
5H-dibenzo[b,f]azepine-2,3,4,6,7,8,10,11-d8-5-carboxamide
IN STOCKRS-C023035 -
Acridine-9-carboxaldehyde
IN STOCKRS-U078921 -
beta-D-Glucopyranuronic acid, 1-deoxy-1-((5H-dibenz(b,f)azepin-5-ylcarbonyl)amino)-
BACK ORDERRS-U043896 -
Carbamazepine 10,11-Epoxide
IN STOCKRS-C023007 -
Carbamazepine 10,11-Epoxide-13C,d2 (Major)
IN STOCKRS-C023014 -
Carbamazepine 10,11-Epoxide-d2 (Major)
IN STOCKRS-C023013 -
Carbamazepine Dihydrate
CUSTOM SYNTHESISRS-C023032 -
Carbamazepine N-Bromocarbonyl Impurity
IN STOCKRS-C023018 -
Carbamazepine-10,11-Epoxide-d10 (rings-d10)
IN STOCKRS-C023034 -
Carbamazepine-carboxamide-<SUP>13</SUP>C,<SUP>15</SUP>N
BACK ORDERRS-U063527 -
Carbamazepine-D10 solution,100 μg/mL in methanol
IN STOCKRS-I098206 -
Carbamazepine-d2 (Major)
IN STOCKRS-C023015 -
cis-10,11-Dihydroxy-10,11-dihydrocarbamazepine
IN STOCKRS-U065414 -
Cyheptamide
IN STOCKRS-C023023 -
Di-O-Acetyl-L-tartaric anhydride
IN STOCKRS-P006981 -
Ethyl 5H-dibenzo[b,f]azepine-5-carboxylate
IN STOCKRS-D115089 -
Iminostilbene-10,11-dihydrodiol
CUSTOM SYNTHESISRS-U061295 -
Iminostilbene-d2
IN STOCKRS-I103018 -
Methyl 5H-dibenzo[b,f]azepine-5-carboxylate
IN STOCKRS-D003093 -
N2-[S-(Carboxymethyl)-L-cysteinyl]-L-lysine Trifluoroacetic Acid Salt
CUSTOM SYNTHESISRS-D114082 -
Oxcarbazepine-10-O-D-Glucuronide
BACK ORDERRS-U086289 -
Rac trans-10,11-Dihydro-10,11-dihydroxy Carbamazepine
IN STOCKRS-C023036 -
Bedaquiline Impurity 9
CUSTOM SYNTHESISRS-Z401KZ8 -
Carbamazepine Impurity 9
IN STOCKRS-C023022 -
Carbamazepine Impurity 14
IN STOCKRS-C023001 -
Carbamazepine Impurity 15
CUSTOM SYNTHESISRS-C023011 -
Carbamazepine Impurity 16
CUSTOM SYNTHESISRS-I001B90 -
Carbamazepine Impurity 18
IN STOCKRS-I001BVT -
Carbamazepine Impurity 25
IN STOCKRS-I001A5Q -
Carbamazepine Impurity 26
CUSTOM SYNTHESISRS-C023031 -
Carbamazepine Impurity 27
IN STOCKRS-C023028 -
Carbamazepine Impurity 28
CUSTOM SYNTHESISRS-U002115 -
Carbamazepine Impurity 34
IN STOCKRS-C023038 -
Carbamazepine Impurity 40
IN STOCKRS-C023033 -
Carbamazepine Impurity 46
IN STOCKRS-C023039 -
Carbamazepine Impurity 47
IN STOCKRS-U002250 -
Carbamazepine Impurity 48
IN STOCKRS-C023030 -
Carbamazepine Impurity 52
BACK ORDERRS-C023008 -
Carbamazepine Impurity 54
IN STOCKRS-C023019 -
Carbamazepine Impurity 55
IN STOCKRS-C023024 -
Carbamazepine Impurity 56
IN STOCKRS-C023026 -
Carbamazepine Impurity 57
IN STOCKRS-C023041 -
Carbamazepine Impurity 60
IN STOCKRS-C023025 -
Carbamazepine Impurity 61
IN STOCKRS-C023040
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 (6,11-dihydro-5H-dibenzo[b,e]azepin-6-yl)methanamine succinate](/structures/w4/OVJXWKGCDVQOFH-UHFFFAOYSA-N.webp?v=8)




![Chemical structure of 10,11-Dibromo-10,11-dihydro-5H-dibenzo[b,f]azepine-5-carboxamide](/structures/w4/OQUVNEXIZHZXGS-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of 10,11-Dichloro-10,11-dihydro-5H-dibenz[b,f]azepine-5-carboxamide](/structures/w4/DJQKHJIGURUVKD-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of 10,11-dihydro-5H-dibenzo[b,f]azepine-5-carbonyl chloride](/structures/w4/COHHZMJBMIHLGF-UHFFFAOYSA-N.webp?v=8)

![Chemical structure of 10-Acetoxy-5H-dibenz[b,f]azepine-5-carboxamide](/structures/w4/BRJIUIARAQMVID-UHFFFAOYSA-N.webp?v=8)




![Chemical structure of 2-[2-(2-nitrophenyl)ethyl]aniline hydrochloride](/structures/w4/ZEWJHBMYGMXXDA-UHFFFAOYSA-N.webp?v=8)



![Chemical structure of 5-Carbamoyl-10,11-dihydro-5H-dibenzo[b,f]azepin-10-yl benzoate](/structures/w4/SENYQANOFJWAII-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of 5-methyl-5,11-dihydro-10H-dibenzo[b,f]azepin-10-one](/structures/w4/WYGCMGHBEUGWNS-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of 5H-dibenzo[b,f]azepine-2,3,4,6,7,8,10,11-d8-5-carboxamide](/structures/w4/FFGPTBGBLSHEPO-PKSNNKEVSA-N.webp?v=8)














![Chemical structure of Ethyl 5H-dibenzo[b,f]azepine-5-carboxylate](/structures/w4/OFABYOINTRAECU-UHFFFAOYSA-N.webp?v=8)


![Chemical structure of Methyl 5H-dibenzo[b,f]azepine-5-carboxylate](/structures/w4/LYPJVUYYJLQGMG-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of N2-[S-(Carboxymethyl)-L-cysteinyl]-L-lysine Trifluoroacetic Acid Salt](/structures/w4/BBUFMDKBPBDZMC-UHFFFAOYSA-N.webp?v=8)























