(S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic… 1129634-44-1

Name: (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid
Brand: Vaqora Chemicals
SKU: VQ-035160

About (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid

Listed under CAS 1129634-44-1, (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid is an impurity of Ledipasvir available from Vaqora Chemicals. The compound has the formula C12H19NO4, corresponding to a molecular weight of 241.28 g/mol. Its systematic (IUPAC) name is (6S)-5-[(2-methylpropan-2-yl)oxycarbonyl]-5-azaspiro[2.4]heptane-6-carboxylic acid. Common synonyms include CS-M2570.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

As a characterised impurity of Ledipasvir, 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 (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid 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 Ledipasvir

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

Ledipasvir impurities

Specifications & identifiers

Chemical identifiers
Product name	(S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid
Catalogue No.	VQ-035160
CAS Number	1129634-44-1
IUPAC name	(6S)-5-[(2-methylpropan-2-yl)oxycarbonyl]-5-azaspiro[2.4]heptane-6-carboxylic acid
Molecular formula	C₁₂H₁₉NO₄
Molecular weight	241.28 g/mol
Exact mass	241.1314
Grade	Reference Standard
HSN code	38229090
InChIKey	VEIYKHIPSJIVRK-QMMMGPOBSA-N
SMILES	CC(C)(C)OC(=O)N1CC2(CC2)C[C@H]1C(=O)O
PubChem CID	39871141

Physical properties
Physical form	Solid
LogP (XLogP3)	1.5
H-bond donors / acceptors	1 / 4
TPSA	66.8 Å²
Synonyms	(S)-5-(tert-Butoxycarbonyl)-5-azaspiro[2.4]heptane-6-carboxylic Acid, (6S)-5-[(tert-butoxy)carbonyl]-5-azaspiro[2.4]heptane-6-carboxylic acid, (6S)-5-((tert-butoxy)carbonyl)-5-azaspiro(2.4)heptane-6-carboxylic acid, (6S)-5-tert-butoxycarbonyl-5-azaspiro[2.4]heptane-6-carboxylic acid, (5S)-6-tert-butoxycarbonyl-6-azaspiro[2.4]heptane-5-carboxylic acid, CS-M2570, (S)-N-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid, (6S)-5-[(tert-butoxy)carbonyl]-5-azaspiro[2.4]heptan, (6S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic acid, (S)-5 -(tert-butoxycarbonyl)-5-azaspiro[2.4]heptane-6-carboxylic acid, (S)-5-(tert-Butoxycarbonyl)-5-azaspiro[2.4]heptane-6-carboxylicacid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid?

The CAS Registry Number of (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid is 1129634-44-1. It is also known as (S)-5-(tert-Butoxycarbonyl)-5-azaspiro[2.4]heptane-6-carboxylic Acid, (6S)-5-[(tert-butoxy)carbonyl]-5-azaspiro[2.4]heptane-6-carboxylic acid, (6S)-5-((tert-butoxy)carbonyl)-5-azaspiro(2.4)heptane-6-carboxylic acid.

What is the molecular formula and molecular weight of (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid?

(S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid has the molecular formula C12H19NO4 and a molecular weight of 241.28 g/mol. Its IUPAC name is (6S)-5-[(2-methylpropan-2-yl)oxycarbonyl]-5-azaspiro[2.4]heptane-6-carboxylic acid.

What is (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid used for?

(S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid is supplied as a characterised reference material related to Ledipasvir. 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 (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid can I order?

We supply (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid 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 (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid?

Yes. Every lot of (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid 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 (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid be shipped internationally?

Yes. (S)-5-Boc-5-azaspiro[2.4]heptane-6-carboxylic Acid is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.