As per attachment

September 24, 2026 BSE Limited The National Stock Exchange of India Limited P. J. Towers, Dalal Street, Exchange Plaza,Bandra Kurla Complex, Mumbai - 400 001 Bandra - (E), Mumbai - 400 051 SCRIP CODE: 506767 SYMBOL: ALKYLAMINE Dear Sir / Madam, Subject: Intimation of closure of Trading Window We wish to inform you that pursuant to SEBI (Prohibition of Insider Trading) Regulations, 2015 and as per the "Code of practices and procedures for fair disclosure of unpublished price sensitive information and Code of Conduct for regulating, monitoring and reporting of Insider Trading" adopted by the Company, the Trading Window for the Designated Persons, Immediate Relatives of Designated Persons and Connected Persons will remain closed from October 1, 2026 for the consideration of Unaudited Financial Results of the Company for the quarter and half year ending September 30, 2026. The trading window will open 48 hours after the declaration of the said Unaudited Financial Results. Kindly take the above information on your records. Thanking you, For Alkyl Amines Chemicals Limited Chintamani Thatte General Manager (Legal) & Company Secretary & Compliance Officer