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1.  Product Name:     3,4-Dihydro-2-ethoxy-2H-pyran  ,  

            Synonyms:    2,3-Dihydro-2-ethoxy-4H-pyran   

2.  CAS: 103-75-3       EINECS:203-141-8

3.  Structure Formula:

4.MF: C₇H₁₂O₂ ，  MW：128.17

5.Properties:

BP                                      42 °C16 mm Hg(lit.)

Density                               0.957  at 25 °C(lit.)

Refractive index                 1.439

FP                                       24°C

6. Quality spec:

7.RIDADR :   UN 3271 3/PG 3

8.Use:

As intermediate of sulfadiazine; also used as monomer and material for organic synthesis.

Packing: 180kgs/steel drum