Compound Q&A
What regulatory guidelines apply to 2,4-dichloropyrido[2,3-d]pyrimidine (CAS: 126728-20-9)?
Answer
![2,4-dichloropyrido[2,3-d]pyrimidine](https://static.chemtradehub.com/structs/126/126728-20-9-c92b.webp "2,4-dichloropyrido[2,3-d]pyrimidine")
2,4-Dichloropyrido[2,3-d]pyrimidine (CAS: 126728-20-9) is subject to regulatory guidelines under GHS classification, REACH regulations, and FDA/EPA requirements. Specifically, it is classified as a hazardous substance with certain health and environmental hazards. Companies must comply with the reporting, labeling, and safety data sheet (SDS) requirements under REACH. FDA and EPA may also have specific regulations regarding the use and disposal of this compound in the United States.
About
CAS No
126728-20-9
English Name
2,4-dichloropyrido[2,3-d]pyrimidine
Molecular Formula
C7H3Cl2N3
Molecular Weight
200.02 g/mol
SMILES
C1=CC2=C(N=C1)N=C(N=C2Cl)Cl
InChIKey
QSNSZGYDLUPWSV-UHFFFAOYSA-N
Last Updated: 2025-10-17 13:01
![2,4-dichloropyrido[2,3-d]pyrimidine — ShangHaiJiZhiShengHua Technology Co Ltd](https://static.chemtradehub.com/suppliers/67cecbee2b2de6e8e95a5b72/67cecbee2b2de6e8e95a5b72-logo.webp){kind=logo}
![2,4-dichloropyrido[2,3-d]pyrimidine — ShangHaiYiJiShengWuKeJiYouXianGongSiXiaoShouBu](https://static.chemtradehub.com/suppliers/67cecfe92b2de6e8e95a656d/67cecfe92b2de6e8e95a656d-logo.webp){kind=logo}
![2,4-dichloropyrido[2,3-d]pyrimidine — HePeng （ ShangHai ） Biotechnology Co Ltd](https://static.chemtradehub.com/suppliers/67ceccf22b2de6e8e95a5e0f/67ceccf22b2de6e8e95a5e0f-logo.webp){kind=logo}