N- acetylcarnitine

• CAS Number: 56353-15-2
• Chemical Name: N‑Acetyl‑β‑alanyl‑L‑histidine
• Common Name: N‑Acetyl‑L‑carnosine (abbreviated NAC)
• IUPAC Name: (2S)‑2‑(3‑acetamidopropanoylamino)‑3‑(1H‑imidazol‑5‑yl)propanoic acid
• Synonyms: N‑Acetylcarnosine; N‑(N‑acetyl‑β‑alanyl)‑L‑histidine; Acetyl‑β‑alanyl‑L‑histidine; CAN‑C
• Molecular Formula:
• Molecular Weight: 268.27 g/mol
• EINECS: 260‑123‑2
• InChI Key: BKAYIFDRRZZKNF‑VIFPVBQESA‑N

2. Product Description

General Description

N‑Acetyl‑L‑carnosine (CAS 56353‑15‑2) is a synthetic derivative of the naturally occurring dipeptide carnosine. It appears as a white to off‑white crystalline powder with high purity (typically ≥98% by HPLC). 

Cosmetic Grade

N‑Acetyl‑L‑carnosine (CAS 56353‑15‑2) is a premium bioactive peptide for anti‑aging skincare. As a white crystalline powder with purity ≥97%, it exhibits excellent stability and skin permeability. It functions as a powerful antioxidant, scavenges free radicals, inhibits advanced glycation end products (AGEs) formation, and protects against UV‑induced skin damage. Ideal for serums, creams, and eye care products targeting wrinkles, dullness, and loss of elasticity.

Nutraceutical/Pharmaceutical Grade

N‑Acetyl‑L‑carnosine (CAS 56353‑15‑2) is a high‑purity dipeptide supplement (≥98% HPLC). It is a stable analog of L‑carnosine, resistant to enzymatic degradation. It supports cellular antioxidant defense, reduces oxidative stress, and has been studied for ocular health, including potential cataract management. Suitable for oral supplements and topical ophthalmic preparations.