Nalpha-Cbz-L-Arginine(1234-35-1) MS
Product NameNalpha-Cbz-L-Arginine
CAS1234-35-1
Molecular FormulaC14H20N4O4
Molecular Weight308.33
InChIInChI=1S/C14H20N4O4/c15-13(16)17-8-4-7-11(12(19)20)18-14(21)22-9-10-5-2-1-3-6-10/h1-3,5-6,11H,4,7-9H2,(H,18,21)(H,19,20)(H4,15,16,17)/t11-/m0/s1
InChIKey SJSSFUMSAFMFNM-NSHDSACASA-N
SmilesC(O)(=O)[C@H](CCCNC(N)=N)NC(OCC1=CC=CC=C1)=O
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MassMS-IW-1028 N(alpha)-benzyloxycarbonyl-L-arginine C14H20N4O4 (Mass of molecular ion: 308)
Source Temperature: 210 °C Sample Temperature: 200 °C Direct, 75 eV
16.0 5.7 17.0 10.2 18.0 7.0 27.0 2.4 28.0 3.7 29.0 1.4 30.0 1.1 31.0 1.5 38.0 1.5 39.0 5.9 41.0 1.4 42.0 2.0 43.0 2.7 44.0 58.2 50.0 4.7 51.0 11.4 52.0 3.5 53.0 5.8 53.5 2.2 54.0 1.3 56.0 2.2 62.0 1.1 63.0 2.5 65.0 5.7 69.0 5.5 74.0 1.4 76.0 1.0 77.0 38.0 78.0 8.8 79.0 81.8 80.0 7.2 89.0 5.2 90.0 7.8 91.0 16.0 92.0 2.2 105.0 5.6 106.0 3.2 107.0 65.5 108.0 100.0 109.0 7.9
400 MHz in DNSO-D6
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1H NMR 399.65 MHz C14 H20 N4 O4 0.042 g : 0.5 ml DMSO-d6 N(alpha)-benzyloxycarbonyl-L-arginine 
Assign. Shift(ppm)
A 9.06 B 7.7 to 7.42 C 7.34 D 7.30 E 6.67 F 4.989 G 3.727 J 3.04 K *1 1.70 L *1 1.57 M 1.476
Hz ppm Int.2944.95 7.369 34 2937.47 7.351 216 2936.55 7.348 209 2934.72 7.344 283 2931.67 7.336 1000 2927.86 7.327 85 2926.33 7.323 91 2921.60 7.311 68 2919.46 7.306 68 2918.24 7.302 59 2916.41 7.298 53 2914.89 7.294 58 2913.06 7.290 64 2909.09 7.280 31 2907.41 7.275 31 2671.66 6.686 67 2664.18 6.667 70 1994.17 4.990 331 1492.92 3.736 61 1486.82 3.721 67 1479.80 3.703 30 1215.52 3.042 96 680.08 1.702 32 631.87 1.582 33 625.00 1.564 33 596.62 1.493 46 590.06 1.477 58
in DMSO-d6
KBr disc
nujol mull
4880 A,200 M,powder
