Avapritinib Impurity 156
- CAS1704496-81-0
- CatalogueRS-A127073
- FormulaC17H21FN4
- MW300.38
On this page
Product identification
| Product name | Avapritinib Impurity 156 |
|---|---|
| Catalogue No. | RS-A127073 |
| CAS No. | 1704496-81-0 |
| Molecular formula | C17H21FN4 |
| Molecular weight | 300.38 |
| Availability | In stock— dispatched in about 1–2 weeks |
| Standard type | Impurity Reference Standards |
| Drug substance | Avapritinib |
| Also known as | Avapritinib Impurity 3 |
| 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-A127073 / 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 Avapritinib
- Impurity Reference Standards of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-A127073
- Request a quotation for RS-A127073
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 Avapritinib
All 76 further standards are listed here — every link is in the page, not loaded later.
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Avapritinib
IN STOCKRS-U059247 -
(4-Fluorophenyl)[2-(1-piperazinyl)-5-pyrimidinyl]methanone
IN STOCKRS-P020111 -
4-chloro-6-(1-methyl-1H-pyrazol-4-yl)pyrrolo[2,1-f][1,2,4]triazine
BACK ORDERRS-U109066 -
Avapritinib-d3
CUSTOM SYNTHESISRS-A127076 -
Methyl 1-amino-4-bromo-1H-pyrrole-2-carboxylate
CUSTOM SYNTHESISRS-P140011 -
R-Avapritinib
BACK ORDERRS-A127015 -
Avapritinib Impurity 4 (rac-Avapritinib)
BACK ORDERRS-A127075 -
Avapritinib Impurity 5
BACK ORDERRS-A127067 -
Avapritinib Impurity 6
BACK ORDERRS-A127024 -
Avapritinib Impurity 12
BACK ORDERRS-A127012 -
Avapritinib Impurity 13
CUSTOM SYNTHESISRS-A127014 -
Avapritinib Impurity 14
BACK ORDERRS-A127013 -
Avapritinib Impurity 18
IN STOCKRS-A127055 -
Avapritinib Impurity 19
BACK ORDERRS-A127052 -
Avapritinib Impurity 20
IN STOCKRS-A127051 -
Avapritinib Impurity 21
IN STOCKRS-A127050 -
Avapritinib Impurity 21
IN STOCKRS-Z401GAL -
Avapritinib Impurity 22
BACK ORDERRS-A127038 -
Avapritinib Impurity 23
BACK ORDERRS-A127037 -
Avapritinib Impurity 24
BACK ORDERRS-A127047 -
Avapritinib Impurity 25
IN STOCKRS-A127044 -
Avapritinib Impurity 26
IN STOCKRS-A127043 -
Avapritinib Impurity 27
BACK ORDERRS-A127021 -
Avapritinib Impurity 28
BACK ORDERRS-A127020 -
Avapritinib Impurity 31
IN STOCKRS-A127011 -
Avapritinib Impurity 32
CUSTOM SYNTHESISRS-A127031 -
Avapritinib Impurity 33
BACK ORDERRS-A127033 -
Avapritinib Impurity 35
BACK ORDERRS-A127017 -
Avapritinib Impurity 36
BACK ORDERRS-A127016 -
Avapritinib Impurity 37
BACK ORDERRS-A127049 -
Avapritinib Impurity 38
BACK ORDERRS-A127028 -
Avapritinib Impurity 39
BACK ORDERRS-A127027 -
Avapritinib Impurity 41
IN STOCKRS-A127009 -
Avapritinib Impurity 43
IN STOCKRS-Z401D12 -
Avapritinib Impurity 48
CUSTOM SYNTHESISRS-A127026 -
Avapritinib Impurity 49
BACK ORDERRS-A127025 -
Avapritinib Impurity 50
CUSTOM SYNTHESISRS-A127053 -
Avapritinib Impurity 52
BACK ORDERRS-A127019 -
Avapritinib Impurity 56
IN STOCKRS-A127061 -
Avapritinib Impurity 57
CUSTOM SYNTHESISRS-A127060 -
Avapritinib Impurity 61
BACK ORDERRS-A127066 -
Avapritinib Impurity 64
BACK ORDERRS-A127057 -
Avapritinib Impurity 65
BACK ORDERRS-A127056 -
Avapritinib Impurity 67
IN STOCKRS-A127008 -
Avapritinib Impurity 68
IN STOCKRS-A127007 -
Avapritinib Impurity 69
BACK ORDERRS-A127040 -
Avapritinib Impurity 70
BACK ORDERRS-A127039 -
Avapritinib Impurity 71
CUSTOM SYNTHESISRS-A127046 -
Avapritinib Impurity 72
CUSTOM SYNTHESISRS-A127045 -
Avapritinib Impurity 73
BACK ORDERRS-A127036 -
Avapritinib Impurity 74
BACK ORDERRS-A127035 -
Avapritinib Impurity 75
IN STOCKRS-A127062 -
Avapritinib Impurity 76
BACK ORDERRS-A127023 -
Avapritinib Impurity 77
BACK ORDERRS-A127022 -
Avapritinib Impurity 80
CUSTOM SYNTHESISRS-A127054 -
Avapritinib Impurity 81
BACK ORDERRS-A127034 -
Avapritinib Impurity 87
IN STOCKRS-A127042 -
Avapritinib Impurity 88
IN STOCKRS-A127041 -
Avapritinib Impurity 89
BACK ORDERRS-A127030 -
Avapritinib Impurity 90
BACK ORDERRS-A127029 -
Avapritinib Impurity 98
IN STOCKRS-A127059 -
Avapritinib Impurity 118
BACK ORDERRS-A127058 -
Avapritinib Impurity 124
BACK ORDERRS-A127065 -
Avapritinib Impurity 125
CUSTOM SYNTHESISRS-Z401GY5 -
Avapritinib Impurity 133
BACK ORDERRS-A127074 -
Avapritinib Impurity 145
IN STOCKRS-Z401HAX -
Avapritinib Impurity 150
IN STOCKRS-A127072 -
Avapritinib Impurity 150 Hydrochloride
IN STOCKRS-A127077 -
Avapritinib Impurity 151
BACK ORDERRS-A127004 -
Avapritinib Impurity 152
CUSTOM SYNTHESISRS-A127006 -
Avapritinib Impurity 154
CUSTOM SYNTHESISRS-A127063 -
Avapritinib Impurity 155
IN STOCKRS-A127068 -
Avapritinib Impurity 159
CUSTOM SYNTHESISRS-A127005 -
Avapritinib Impurity 160
BACK ORDERRS-A127064 -
Avapritinib Impurity 161
CUSTOM SYNTHESISRS-A127069 -
Avapritinib Impurity 162
CUSTOM SYNTHESISRS-A127071
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 (4-Fluorophenyl)[2-(1-piperazinyl)-5-pyrimidinyl]methanone](/structures/w4/MEKXTXCAIYGVMF-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of 4-chloro-6-(1-methyl-1H-pyrazol-4-yl)pyrrolo[2,1-f][1,2,4]triazine](/structures/w4/UFIRISYMYHBEJF-UHFFFAOYSA-N.webp?v=8)
































































