Lot numbers can be found on the outside label of a product:
2,6-Dichlorobenzoxazole
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CAS No. 3621-82-7
- Cat. No. CS-W019433
- Purity≥95%
- MDL No.MFCD07368635
*For research and further manufacturing use only, not for direct human use.
Structure of 3621-82-7
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General Information
- CAS No. 3621-82-7
- Cat. No. CS-W019433
- Purity ≥95%
- MDL No. MFCD07368635
- Storage -20°C, stored under nitrogen
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₇H₃Cl₂NO
- Molecular Weight 188.01
- Synonym(s) 2,6-Dichloro-1,3-benzoxazole
- SMILES ClC1=CC=C2N=C(Cl)OC2=C1
Description
2,6-Dichlorobenzoxazole features a rigid heteroaromatic core with two chlorine substituents at electron-rich positions, enabling selective coupling reactions. The molecule exhibits enhanced stability under standard bench conditions and serves as a key scaffold in medicinal chemistry for targeted bioactive compound synthesis.
Application
2,6-Dichlorobenzoxazole serves as a versatile heterocyclic building block in medicinal chemistry and materials science. Its electron-deficient aromatic core enables efficient transition-metal-catalyzed couplings, while the ortho-chloro substituents provide sites for selective functionalization. The molecule exhibits excellent bench stability and facilitates straightforward purification, making it well-suited for multi-step synthesis of advanced pharmaceutical intermediates and functionalized organic materials.
Synthesis
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Route1
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In-stock
![6-Chlorobenzo[d]oxazole-2(3H)-thione|CS-0103312](https://file.chemscene.com/productPIC/CS-0103312.gif)
22876-20-6 - ~%
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In-stock
3621-82-7
References
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Bioorganic and Medicinal Chemistry Letters, , vol. 16, # 7 p. 1975 - 1980
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Route2
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In-stock
19932-84-4 -
95-50-1 - ~99%
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In-stock
3621-82-7
References
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Cassella Aktiengesellschaft Patent: US4714766 A1, 1987 ;
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Route3
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In-stock
28443-50-7 - ~%
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In-stock
3621-82-7
References
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Bioorganic and Medicinal Chemistry Letters, , vol. 16, # 7 p. 1975 - 1980
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H302
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Precautionary Statements : P264-P270-P330-P501
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Quality Control
Computational Chemistry Data
- TPSA 26.03
- LogP 3.1346
- H_Acceptors 2
- H_Donors 0
- Rotatable_Bonds 0
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