Beige solid in yield 95%; mp 150-152[degrees]C; IR (KBr, [cm.sup.-1]): 3233 (NH), 1679 (C=N), 1587, 1517 (C=C); [sup.1]H NMR (DMSO-[d.sub.6]): [delta] = 4.52 (d, 2H, J = 6.0 Hz, C[H.sub.2] NH), 7.18 (t, [sup.1]H, J =
72 Hz, Ar), 727 (t, 2H, J = 8.0 Hz, Ar), 7.30-7.42 (m, 8H, Ar), 7.63 (d, 4H, J = 8.0 Hz, Ar), 8.14 (s, 1H, CH), 11.12 (brs, 1H, NH) ppm; [sup.13]C NMR (DMSO-[d.sub.6]): [delta] = 43.8,126.9, 127.6, 128.6, 130.1, 136.8, 140.7, 143.0, 157.9, 164.6 ppm; Anal.
Uniaxial testing in the X direction stimulated a resonance at approximately
72 Hz with the component rocking back and forth in the X direction.
241-244[degrees]C; [sup.1]H NMR: ppm 8.57 (d, J =
72 Hz, 1H), 8.48 (d, J = 4.4 Hz, 1H), 7.77 (d, J = 4.4 Hz, 1H), 7.62 (d, J = 8.1 Hz, 1H), 7.52-7.34 (m, 5H), 7.00 (t, J = 8 Hz, 1H), 6.74 (d, J = 8 Hz, 1H); [sup.13]C NMR: ppm 162.0,161.8, 151.1, 150.5, 150.3, 139.6, 134.2, 132.7, 132.3, 130.6, 130.3, 127.8, 127.6, 126.8, 126.5, 124.2, 123.5, 122.8, 115.3; HRMS (ESI+), m/z [C.sub.19][H.sub.12]Cl[N.sub.4]O (M + h)+ calc: 347.0700 obs: 347.0694.
205-207[degrees]C; IR (KBr, [cm.sup.-1]): 1598 (C=O), 1567, 1485, 1446,1384 [cm.sup.-1]; [sup.1]H NMR (300 MHz, CD[Cl.sub.3]): [delta] 4.85 (s, 4H, -O-C[[H.bar].sub.2-]), 5.06 (s, 4H, -C[[H.bar].sub.2-]O-), 6.77 (d, 4H, J =
72 Hz), 6.80 (t, 2H, J = 7.5 Hz), 6.97 (t, 4H, J = 7.8 Hz), 7.18-7.26 (m, 10H), 7.27 (d, 2H, J = 16.2 Hz, 2 x H-[alpha]), 7.38 (dt, 2H, J = 7.5 and 1.5 Hz), 7.47 (dd, 2H, J = 8.4 and 1.5 Hz), 7.70 (d, 2H, J = 16.2 Hz, 2 x H-[beta]); [sup.13]C NMR (75 MHz, CD[Cl.sub.3]): S 68.23, 68.48, 112.47, 112.75, 121.04, 121.21, 123.98, 127.65, 128.10, 128.11, 128.48, 129.40, 129.60, 130.10, 130.21, 131.47, 132.23, 133.81,134.42,140.17, 156.42,157.10,194.64 (C=O); MS (TOF MS [ES.sup.+]): m/z 707.18 [(M+Na).sup.+], 685.19 [(M+H).sup.+].
[sup.1]H-NMR ([delta], CD[Cl.sub.3]) ppm: 5.56 ([sup.1]H, d, J = 5.2 Hz), 3.77 ([sup.1]H, d, J = 7.2 Hz), 3.16 ([sup.1]H, m), 2.84 (3H, s), 2.76 ([sup.1]H, m), 1.76 (3H, s), 1.06 (3H, d, J =
72 Hz), and 0.94 (3H, d, J = 6.4 Hz); [sup.13]CNMR ([delta], CD[Cl.sub.3]) ppm: 38.4 (C-1), 27.1 (C-2), 124.0 (C-3), 132.3 (C-4), 69.2 (C-5), 84.9 (C-6), 37.9 (C-7), 24.3 (C-8), 32.0 (C9), 32.9 (C-10), 38.4 (C-11), 178.2 (C-12), 8.7 (C-13), 19.2 (C14), and 20.6 (C-15); EI-MS: 250 (1), 167 (100), 151 (20), 121 (11), and 84 (73).
[sup.1]H NMR (300 MHz, CD[Cl.sub.3]): [[delta].sub.H] 2.16 (s, 3H), 4.03 (br s, 1H), 5.65 (s, 1H), 6.73 (dd, J = 8.5, 0.7 Hz, 2H), 6.96 (t, J =
72 Hz, 1H), 7.25-7.30 (m, 2H), 7.43 (dd, J = 8.5, 2.0 Hz, 1H), 764 (d, J = 2.0 Hz 1H), 7.70 (d, J = 8.5 Hz, 1H).
Oil; EI-MS m/z 298, 205, 177, 135; UV [[lambda].sub.max] ([H.sub.2]O/C[H.sub.3]CN 1/1) nm275 (log [epsilon] 3.2), 244 (log [epsilon] 4.0); :H NMR (CD[Cl.sub.3]) [delta] 7.61 (s, 1H), 7.52 (s, 1H), 7.33-7.29 (m, overlapped signals, 4H), 7.16 (t, J = 7.1 Hz, 1H), 7.10 (br s, 2H), 7.04 (d, 7 =
72 Hz, 1H), 3.81 (br q, 2H), 2.12 (s, 3H), 1.24 (br t, 3H).
VGA/ PAL is generated at up to 240 Hz, double-VGA or PAL at up to 120 Hz, 720p at up to 120Hz (1/4-inch), and 1080p at 30, 60 and
72 Hz.
At the machine's original maximum speed (
72 Hz drive output frequency), the oscillation rate was 11 Hz (90 ms period), and directly proportional to the speed of the motor.
A maximum resolution of 1024 x 768 pixels, dot pitch of 0.297 mm, and a maximum video refresh speed of
72 Hz ensure flicker-free image quality.
Two sounds (832 and
72 Hz) of equal [P.sub.e] at 4 cm from the speaker attenuated differentially; consequently, at 30 cm, the 832-Hz sound was only 10% as loud as the 72-Hz sound (Fig.