Pyrimidine
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Check CAS No 137240-10-9 on External Site
137240-10-9
dichlorothieno,pyrimidine,thieno,137240-10-9
2025-12-25 Discover 4,5-Dichlorothieno[2,3-d]pyrimidine (CAS No: 137240-10-9) and related compounds. Ideal for advanced chemical applications. Competitive pricing, fast delivery, and expert support worldwide.