2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrim… 1211443-55-8

Name: 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde
Brand: Vaqora Chemicals
SKU: VQ-032738

About 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde

2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde is an impurity of Ribociclib carrying the CAS registry number 1211443-55-8. Its molecular formula is C12H12ClN3O and its molecular weight is 249.69 g/mol. Systematically, it is named 2-chloro-7-cyclopentylpyrrolo[2,3-d]pyrimidine-6-carbaldehyde. Common synonyms include Ribociclib intermediate and CS-B1521.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Ribociclib, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Ribociclib

View every impurity, metabolite and intermediate we list for Ribociclib.

Ribociclib impurities

Specifications & identifiers

Chemical identifiers
Product name	2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde
Catalogue No.	VQ-032738
CAS Number	1211443-55-8
IUPAC name	2-chloro-7-cyclopentylpyrrolo[2,3-d]pyrimidine-6-carbaldehyde
Molecular formula	C₁₂H₁₂ClN₃O
Molecular weight	249.69 g/mol
Exact mass	249.0669
Grade	Reference Standard
HSN code	38229090
InChIKey	SOXVKQLLJZHYTL-UHFFFAOYSA-N
SMILES	C1CCC(C1)N2C(=CC3=CN=C(N=C32)Cl)C=O
PubChem CID	58315405

Physical properties
Physical form	Solid
LogP (XLogP3)	2.5
H-bond donors / acceptors	0 / 3
TPSA	47.8 Å²
Synonyms	2-Chloro-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxaldehyde, 7H-Pyrrolo[2,3-d]pyrimidine-6-carboxaldehyde, 2-chloro-7-cyclopentyl-, Ribociclib intermediate, CS-B1521, 2-chloro-7-cyclopentyl-pyrrolo[2,3-d]pyrimidine-6-carbaldehyde

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde?

The CAS Registry Number of 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde is 1211443-55-8. It is also known as 2-Chloro-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxaldehyde, 7H-Pyrrolo[2,3-d]pyrimidine-6-carboxaldehyde, 2-chloro-7-cyclopentyl-, Ribociclib intermediate.

What is the molecular formula and molecular weight of 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde?

2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde has the molecular formula C12H12ClN3O and a molecular weight of 249.69 g/mol. Its IUPAC name is 2-chloro-7-cyclopentylpyrrolo[2,3-d]pyrimidine-6-carbaldehyde.

What is 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde used for?

2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde is supplied as a characterised reference material related to Ribociclib. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde can I order?

We supply 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde?

Yes. Every lot of 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde be shipped internationally?

Yes. We export 2-Chloro-7-Cyclopentyl-7H-Pyrrolo[2,3-d]Pyrimidine-6-Carbaldehyde worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.