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6-???-1-????

6-???-1-????
6-???-1-???? ??? ???
?? ??:
26673-31-4
???:
6-???-1-????
???(??):
6-???-1-????
???:
6-Chloro-1-tetralone
???(??):
6-chloro-3,4-dihydronaphthalen-1(2H)-one;6-Chloro-3,4-dihydro-2H-naphthalen-1-one;6-chloro-3;5-CHLORO-1-INDOMONE;5-CHLORO-L-INDOMONE;6-Chloro-α-Tetralone;6-Chloro-1-tetralone;6-CHLORO-TETRAL-1-ON;6-Chloro-tetral-1-one;6-chlorotetralin-1-one
CBNumber:
CB0766902
???:
C10H9ClO
??? ??:
180.63
MOL ??:
26673-31-4.mol
MSDS ??:
SDS

6-???-1-???? ??

???
53 °C
?? ?
150°C/0.7mmHg(lit.)
??
1.248±0.06 g/cm3(Predicted)
???
1.59
?? ??
Keep in dark place,Sealed in dry,Room Temperature
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powder to lump
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???? ???, ?????
CAS ??????
26673-31-4
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
HS ?? 2914390090
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? GHS hazard pictograms P264, P270, P301+P312, P330, P501
??????:
NFPA 704
1
1 0

6-???-1-???? C??? ??, ??, ??

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6-Chloro-1-tetralone is a novel and potent intermediate used for synthesis of pharmaceutical compounds.

Synthesis

A solution of sodium nitrite (173 mg, 2.51 mmol) in water (5 mL) at 0 °C (ice-bath) was added to a magnetically stirred suspension of 6-Amino-1-tetralone (360 mg, 2.23 mmol) in aqueous hydrochloric acid (10 mL, 6 M) at 0 °C. This reaction mixture was added dropwise to a solution of copper(I) chloride (267 mg, 2.70 mmol) in concentrated hydrochloric acid (5 mL) at 0 °C. It was allowed to warm up to room 100 temperature and stirred for a further 2 h after which it was neutralised with solid sodium carbonate, extracted with ethyl acetate (3 × 20 mL) and concentrated in vacuo to give slightly yellow oil. This material was subjected to flash chromatography (50% chloroform in hexane) and concentration of the appropriate fractions afforded 6-chloro-1-tetralone (180 mg, 45%) as a waxy solid.

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