Rel-Benzyl (3R,4R)-3-(2-bromoacetyl)-4-ethylpyrrolidine-1-carboxylate
- CAS
- 2304514-60-9
- Formula
- C16H20BrNO3
- MW
- 354.24 g/mol
ZX-027474
API Impurities
2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine
Reference StandardAvailable on request
Order 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine (CAS 875781-43-4) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.
![2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine chemical structure](/media/structures/zx-KTKMLXBEBKGQGL-UHFFFAOYSA-N.svg?v=2)
CAS number875781-43-4
FormulaC6H4BrN3
Molar mass198.02 g/mol
Physical formSolid
HS code38229090
InChIKeyKTKMLXBEBKGQGL-UHFFFAOYSA-N
IUPAC name2-bromo-5H-pyrrolo[2,3-b]pyrazine
About 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine
Analytical teams working on Upadacitinib use 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 875781-43-4, formula C6H4BrN3 and molar mass 198.02 g/mol. It is handled as a solid.
Common uses in the lab and plant
- Analytical method development
- Method validation (AMV)
- QC release testing
- ANDA / DMF filings
Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Reference standards for Upadacitinib
See every impurity, metabolite and related compound we list for this API.
Upadacitinib standardsTypical uses
- Analytical method development
- Method validation (AMV)
- QC release testing
- ANDA / DMF filings
Applications
Specifications and identifiers
| Product name | 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine |
|---|---|
| Catalogue number | ZX-031584 |
| CAS number | 875781-43-4 |
| IUPAC name | 2-bromo-5H-pyrrolo[2,3-b]pyrazine |
| Molecular formula | C6H4BrN3 |
| Molar mass | 198.02 g/mol |
| Exact mass | 196.9589 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | 1.4 |
| H-bond donors / acceptors | 1 / 2 |
| Topological polar surface area | 41.6 Ų |
| HS code | 38229090 |
| InChIKey | KTKMLXBEBKGQGL-UHFFFAOYSA-N |
| SMILES | C1=CNC2=NC=C(N=C21)Br |
| PubChem CID | 25067308 |
| Synonyms | 5-Bromo-4,7-diazaindole, 2-bromo-5H-pyrrolo[3,2-b]pyrazine, 5H-Pyrrolo[2,3-b]pyrazine, 2-bromo-, 4H-Pyrrolo[2,3-b]pyrazine, 2-bromo-, 5-methyl-3-pyridine-1H-pyrazole, 2-bromanyl-5H-pyrrolo[2,3-b]pyrazine, 2-Bromo-4H-pyrrolo[2,3-b]pyrazine, 1H-Pyrrolo[2,3-b]pyrazine, 2-bromo- |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.
Pack sizes
| 10 mg | Quoted on request | |
| 25 mg | Quoted on request | |
| 50 mg | Quoted on request | |
| 100 mg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine
Which CAS number identifies 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine?
2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine is registered under CAS 875781-43-4. You may also see it listed as 5-Bromo-4,7-diazaindole, 2-bromo-5H-pyrrolo[3,2-b]pyrazine, 5H-Pyrrolo[2,3-b]pyrazine, 2-bromo-. Our catalogue number for this item is ZX-031584.
What are the formula and molar mass of 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine?
For 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine, its formula is C6H4BrN3 and its molar mass is 198.02 g/mol. The systematic (IUPAC) name is 2-bromo-5H-pyrrolo[2,3-b]pyrazine. InChIKey KTKMLXBEBKGQGL-UHFFFAOYSA-N lets you match it in any structure database.
How is 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine used in pharmaceutical QC?
2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine is a characterised reference material linked to Upadacitinib. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine to my country?
Yes. 2-Bromo-5H-Pyrrolo[2,3-b]Pyrazine ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.
More Upadacitinib standards
More in API Impurities
tert-Butyl N-[5-(4-methylbenzenesulfonyl)-5H-pyrrolo[2,3-b]pyrazin-2-yl]carbamate
- CAS
- 1201187-44-1
- Formula
- C18H20N4O4S
- MW
- 388.4 g/mol
ZX-027472
8-((3R,4S)-4-Ethylpyrrolidin-3-yl)-3-tosyl-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazine
- CAS
- 1428243-28-0
- Formula
- C21H23N5O2S
- MW
- 409.5 g/mol
ZX-027471
8-((3R,4S)-4-Ethylpyrrolidin-3-yl)-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazine
- CAS
- 1708997-43-6
- Formula
- C14H17N5
- MW
- 255.32 g/mol
ZX-027470
8-((3R,4S)-4-Ethyl-1-((2,2,2-trifluoroethyl)carbamoyl)pyrrolidin-3-yl)-N-(2,2,2-trifluoroethyl)-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazine-3-carboxamide
- CAS
- 2715120-86-6
- Formula
- C20H21F6N7O2
- MW
- 505.4 g/mol
ZX-027468
(3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester
- CAS
- 1428243-26-8
- Formula
- C16H20BrNO3
- MW
- 354.24 g/mol
ZX-027467
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