Product NameL-Hydroxyproline
CAS51-35-4
Molecular FormulaC5H9NO3
Molecular Weight131.13
InChIInChI=1S/C5H9NO3/c7-3-1-4(5(8)9)6-2-3/h3-4,6-7H,1-2H2,(H,8,9)/t3-,4+/m1/s1
InChIKey PMMYEEVYMWASQN-DMTCNVIQSA-N
SmilesC(O)(=O)[C@@H]1C[C@@H](O)CN1

Mass
MS-NW-6906 trans-4-hydroxy-L-proline C5H9NO3 (Mass of molecular ion: 131)
Source Temperature: 240 °C Sample Temperature: 170 °C Direct, 75 eV
15.0 2.7
18.0 2.0
26.0 1.4
27.0 5.9
28.0 14.6
29.0 5.4
30.0 17.8
31.0 3.3
38.0 1.4
39.0 5.3
40.0 2.7
41.0 37.9
42.0 12.1
43.0 17.9
44.0 2.6
45.0 3.6
54.0 1.3
55.0 4.5
56.0 6.8
57.0 4.1
58.0 9.9
59.0 1.8
67.0 2.6
68.0 35.1
69.0 24.2
70.0 2.0
73.0 2.7
84.0 2.4
86.0 100.0
87.0 18.2
88.0 1.1
400 MHz in D2O

| 1H NMR | 399.65 MHz |
| C5 H9 N O3 | saturated in D2O |
| trans-4-hydroxy-L-proline | |
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Assign. Shift(ppm) |
Hz ppm Int.
1871.58 4.684 399
1868.04 4.675 696
1864.14 4.665 392
1749.63 4.378 631
1741.58 4.358 711
1739.38 4.353 696
1731.45 4.333 663
1403.44 3.512 595
1399.66 3.503 576
1390.87 3.481 1000
1387.08 3.471 967
1354.37 3.389 822
1353.03 3.386 982
1352.42 3.385 933
1350.95 3.381 755
1341.80 3.358 531
1340.33 3.354 638
1339.72 3.353 596
1338.38 3.349 463
987.30 2.471 248
985.47 2.466 376
983.64 2.462 243
979.37 2.451 250
977.54 2.446 383
975.71 2.442 274
974.73 2.439 135
973.27 2.436 361
971.44 2.431 504
969.60 2.427 304
965.21 2.416 327
963.50 2.411 488
961.55 2.406 313
878.54 2.199 456
874.27 2.188 473
868.29 2.173 445
864.01 2.162 767
860.11 2.153 369
854.25 2.138 385
853.88 2.137 361
849.85 2.127 362
in D2O

KBr disc

nujol mull

4880 A,200 M,powder

L-Hydroxyproline(51-35-4) Raman Atlas of Related Products
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