Dodec-11-yn-1-ol (CAS # 18202-10-3)

Ohun-ini Kemikali:

Fọọmu Molecular	C12H22O
Molar Mass	182.3
iwuwo	0.8530 (iṣiro)
Ojuami Iyo	18.8°C (iro)
Ojuami Boling	285.73°C (iṣiro ti o ni inira)
pKa	15.20± 0.10 (Asọtẹlẹ)
Ibi ipamọ Ipo	2-8°C
Atọka Refractive	1.4535 (iṣiro)

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Dodec-11-yn-1-ol (CAS # 18202-10-3) Alaye

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NaH (7.5g, 60% pipinka epo, 326mmol) ni a ṣafikun ipele nipasẹ ipele si dodecyl -3-alkyne -1-alcohol (10.0g,54.95mmol; GF Smith) ni ojutu 0 ℃ ti ethylenediamine (40mL) ti a ru. Lẹhin wakati 1, iwọn otutu ti ga soke si 70 ℃. Lẹhin wakati 8 miiran, tutu adalu esi si 0 ° C, farabalẹ fopin pẹlu omi tutu (100mL), ati jade pẹlu ether (3 × 60mL). Apọpọ ether jade ti a fo pẹlu omi (100mL). Wẹ omi ti a fa jade pẹlu ether (3 × 60mL). Awọn ayokuro Organic ti o darapọ ni ogidi labẹ igbale, ati pe awọn iyokù ti wa labẹ kiromatogirafi ọwọn nipa lilo 10% EtOAc/hexane lati gba 11-dodecyne -1-alcohol (7.4g,74%) ti doti pẹlu 3-5% ti awọn isomers agbegbe miiran (7.4g,74%). regioisomer). TLC: 30% EtOAc/hexane, Rf ≈ 0.4; 1H NMR (300MHz, CDCl3) δ3.66 (t, 2H, J = 7.3Hz), 2.14-2.21 (m, 2H), 1.93 (t, J = 1.9Hz ,1H),1.20-1.63(m,16H).

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