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81025-83-4More Spectrum > (R)-(+)-3-METHYLSUCCINIC ACID 1-MONOMETHYL ESTER(81025-83-4)MS
(R)-(+)-3-METHYLSUCCINIC ACID 1-MONOMETHYL ESTER
Product Name (R)-(+)-3-METHYLSUCCINIC ACID 1-MONOMETHYL ESTER
CAS81025-83-4
MFC6H10O4
MW146.14
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MassMS-IW-9056 4-methyl hydrogen (R)-methylsuccinate C6H10O4 (Mass of molecular ion: 146)
Source Temperature: 210 °C Sample Temperature: 150 °C Reservoir, 75 eV
14.0 1.8 15.0 27.1 18.0 2.0 26.0 5.0 27.0 25.1 28.0 15.0 29.0 20.4 30.0 2.5 31.0 31.0 32.0 18.9 33.0 3.3 37.0 2.2 38.0 4.1 39.0 27.6 40.0 8.8 41.0 66.5 42.0 87.9 43.0 100.0 44.0 5.0 45.0 58.4 46.0 1.3 53.0 1.6 55.0 23.8 56.0 3.5 57.0 1.4 58.0 5.6 59.0 75.7 60.0 3.3 61.0 1.1 68.0 2.6 69.0 33.7 70.0 8.9 71.0 2.2 72.0 3.4 73.0 4.5 74.0 60.0 75.0 2.3 77.0 2.7 85.0 3.2 86.0 24.9 87.0 68.7 88.0 3.4 99.0 3.2 100.0 42.2 101.0 8.6 102.0 3.2 113.0 1.0 114.0 17.9 115.0 67.2 116.0 4.0 128.0 21.7 129.0 8.2
400 MHz in CDCl3
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1H NMR 399.65 MHz C6 H10 O4 0.05 ml : 0.5 ml CDCl3 4-methyl hydrogen (R)-methylsuccinate 
Assign. Shift(ppm)
A 11.5 B 3.699 C 2.966 D *1 2.752 E *1 2.443 F 1.268
Hz ppm Int.1480.72 3.706 104 1478.34 3.700 1000 1196.26 2.994 42 1190.22 2.979 54 1189.12 2.976 61 1188.20 2.974 59 1182.89 2.960 60 1182.16 2.958 68 1181.06 2.956 60 1175.01 2.941 54 1112.92 2.785 97 1105.04 2.766 79 1096.25 2.744 122 1088.19 2.723 105 986.90 2.470 114 980.86 2.455 112 970.23 2.428 91 964.19 2.413 86 510.48 1.278 565 503.34 1.260 552
in CDCl3
liquid film
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