CATO News

Driving Frontier Materials Innovation | CATO Showcases Optoelectronic Material Customization Solutions at 2026 CPCA Greater Bay Area Electronics Circuit Exhibition

Driving Frontier Materials Innovation | CATO Showcases Optoe

Representative of fully synthetic fluorocyclines: Eravacycline – Structure, synthesis process, and key points of quality research

Representative of fully synthetic fluorocyclines: Eravacycli

2026 Nobel Prize in Chemistry Awarded to "Left and Right Hands": Why the Same Molecule Has Vastly Different Drug Efficacy

2026 Nobel Prize in Chemistry Awarded to "Left and Right Han

Indapamide: A Technical Review — From Synthetic-Route Impurities to the New Nitrosamine Regulatory Landscape

Impurity spectrum analysis of Tenofovir Disoproxil: selection of seven major categories of impurities and reference substances

Tenofovir Disoproxil (CAS 201341-05-1), a nucleotide drug that changes the landscape of antiviral treatment, is a nucleotide reverse transcriptase inhibitor (NtRTI) developed by the American company Gilead. It is one of the few approved for HIV (Human Immunodeficiency

See You in Japan This September | CATO Invites You to JASIS 2026

JASIS 2026 · Chiba, Japan · Makuhari Messe See you by Tokyo Bay in Makuhari this September! CATO makes a proud appearance at JASIS 2026, Asia's largest analytical and scientific instruments exhibition. Booth No. 7B-802 September 2–4, 2026, in the global analytical and testing field,

CATO Research Chemicals Celebrates Topping-Out of New Global Headquarters

On June 30, CATO Research Chemicals topped out the primary structure of its new global headquarters in Guangzhou — a ~30,466 m² campus combining R&D, testing, and client-facing space. The milestone marks a key step in CATO's transformation from a reference standards company into a broader chemical enterprise, with the new campus set to support two core business lines: pharmacopeial reference standards and new functional materials.

Join us at CPHI China 2026 !

I am penning this letter to extend a cordial invitation for you to visit our booth E2B47 at the forthcoming CPHI China 2026 in Shanghai. As a preeminent platform within the pharmaceutical industry, CPHI offers an unparalleled opportunity for us to reconnect with esteemed partners and delve into novel prospects in drug development and quality control.

CATO CoA Upgrade：Professional Information at a Glance

CATO has upgraded the template for our Certificate of Analysis (CoA). The new certificate is now officially in use.

CATO Contributes to the Release of National Standard for Determining Isotopic Abundance in Deuterated Reagents

April 25, 2025 – Guangzhou, China — The State Administration for Market Regulation (SAMR) and the Standardization Administration of China (SAC) have officially released the national standard GB/T 45548-2025 Determination of Isotopic Abundance in Deuterated Reagents—Nuclear Magnetic Resonance (NMR) Spectroscopy.