Aspartame EP Impurity B

Name: Aspartame EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-021630

About Aspartame EP Impurity B

Vaqora Chemicals supplies Aspartame EP Impurity B, a pharmacopeial impurity of Aspartame registered under CAS number 13433-09-5. Formula C13H16N2O5, molecular weight 280.28 g/mol. Systematically, it is named (3S)-3-amino-4-[[(1S)-1-carboxy-2-phenylethyl]amino]-4-oxobutanoic acid. Alternative names: Aspartame - Impurity B and L-Aspartyl-L-phenylalanine.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Aspartame, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Aspartame EP Impurity B in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Aspartame

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

Aspartame impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Aspartame EP Impurity B
Catalogue No.	VQ-021630
CAS Number	13433-09-5
IUPAC name	(3S)-3-amino-4-[[(1S)-1-carboxy-2-phenylethyl]amino]-4-oxobutanoic acid
Molecular formula	C₁₃H₁₆N₂O₅
Molecular weight	280.28 g/mol
Exact mass	280.1059
Grade	Reference Standard
HSN code	38229090
InChIKey	YZQCXOFQZKCETR-UWVGGRQHSA-N
SMILES	C1=CC=C(C=C1)C[C@@H](C(=O)O)NC(=O)[C@H](CC(=O)O)N
PubChem CID	93078

Physical properties
Physical form	Solid
LogP (XLogP3)	-3.3
H-bond donors / acceptors	4 / 6
TPSA	130 Å²
Synonyms	Aspartame EP Impurity B, aspartame USP Related Compound, Aspartame - Impurity B, L-Aspartyl-L-phenylalanine, Aspartyl-phenylalanine, Aspartylphenylalanine, N-L-alpha-aspartyl-L-PhenylAlanine, (3S)-3-amino-4-(((1S)-1-carboxy-2-phenylethyl)amino)-4-oxobutanoic acid, (S)-3-Amino-4-(((S)-1-carboxy-2-phenylethyl)amino)-4-oxobutanoic acid, L-alpha-Aspartyl-L-phenylalanine, alpha-L-Aspartyl-L-phenylalanine, l-a-aspartyl-l-phenylalanine

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 Aspartame EP Impurity B?

The CAS Registry Number of Aspartame EP Impurity B is 13433-09-5. It is also known as Aspartame EP Impurity B, aspartame USP Related Compound, Aspartame - Impurity B.

What is the molecular formula and molecular weight of Aspartame EP Impurity B?

Aspartame EP Impurity B has the molecular formula C13H16N2O5 and a molecular weight of 280.28 g/mol. Its IUPAC name is (3S)-3-amino-4-[[(1S)-1-carboxy-2-phenylethyl]amino]-4-oxobutanoic acid.

What is Aspartame EP Impurity B used for?

Aspartame EP Impurity B is supplied as a characterised reference material related to Aspartame. 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 Aspartame EP Impurity B can I order?

We supply Aspartame EP Impurity B 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 Aspartame EP Impurity B?

Yes. Every lot of Aspartame EP Impurity B 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 Aspartame EP Impurity B be shipped internationally?

Yes. We export Aspartame EP Impurity B worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.