Cyclo L-Arginine

Name: Cyclo L-Arginine
Brand: Vaqora Chemicals
SKU: VQ-037892

About Cyclo L-Arginine

Cyclo L-Arginine (CAS 28958-90-9) is an impurity of Arginine offered by Vaqora Chemicals. The compound has the formula C6H11N3O2, corresponding to a molecular weight of 157.17 g/mol. Its systematic (IUPAC) name is (7S)-2-amino-4,5,6,7-tetrahydro-1H-1,3-diazepine-7-carboxylic acid. Alternative names: OE-77 and (S)-2-imino-1,3-diazepane-4-carboxylic acid.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Arginine to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Cyclo L-Arginine 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 Arginine

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

Arginine impurities

Specifications & identifiers

Chemical identifiers
Product name	Cyclo L-Arginine
Catalogue No.	VQ-037892
CAS Number	28958-90-9
IUPAC name	(7S)-2-amino-4,5,6,7-tetrahydro-1H-1,3-diazepine-7-carboxylic acid
Molecular formula	C₆H₁₁N₃O₂
Molecular weight	157.17 g/mol
Exact mass	157.0851
Grade	Reference Standard
HSN code	38229090
InChIKey	IKIABDZHSNNOSK-BYPYZUCNSA-N
SMILES	C1C[C@H](NC(=NC1)N)C(=O)O
PubChem CID	206956

Physical properties
Physical form	Solid
LogP (XLogP3)	-1
H-bond donors / acceptors	3 / 3
TPSA	87.7 Å²
Synonyms	1H-1,3-Diazepine-4-carboxylic acid, hexahydro-2-imino-, (+)-, (S)-2-amino-4,5,6,7-tetrahydro-1H-1,3-diazepine-4-carboxylic acid, (S)-2-amino-4,5,6,7-tetrahydro-1H-1,3-diazepine-7-carboxylic acid, 1H-1,3-Diazepine-4-carboxylic acid, 2-amino-4,5,6,7-tetrahydro-, (S)- (9CI), OE-77, 1H-1,3-Diazepine-4-carboxylicacid, 2-amino-4,5,6,7-tetrahydro-, (S)- (9CI), (+)-Hexahydro-2-imino-1H-1,3-diazepine-4-carboxylic acid, (S)-2-imino-1,3-diazepane-4-carboxylic acid

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 Cyclo L-Arginine?

The CAS Registry Number of Cyclo L-Arginine is 28958-90-9. It is also known as 1H-1,3-Diazepine-4-carboxylic acid, hexahydro-2-imino-, (+)-, (S)-2-amino-4,5,6,7-tetrahydro-1H-1,3-diazepine-4-carboxylic acid, (S)-2-amino-4,5,6,7-tetrahydro-1H-1,3-diazepine-7-carboxylic acid.

What is the molecular formula and molecular weight of Cyclo L-Arginine?

Cyclo L-Arginine has the molecular formula C6H11N3O2 and a molecular weight of 157.17 g/mol. Its IUPAC name is (7S)-2-amino-4,5,6,7-tetrahydro-1H-1,3-diazepine-7-carboxylic acid.

What is Cyclo L-Arginine used for?

Cyclo L-Arginine is supplied as a characterised reference material related to Arginine. 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 Cyclo L-Arginine can I order?

We supply Cyclo L-Arginine 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 Cyclo L-Arginine?

Yes. Every lot of Cyclo L-Arginine 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 Cyclo L-Arginine be shipped internationally?

Yes. We export Cyclo L-Arginine worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.