Product NameL-CYSTINE DIHYDROCHLORIDE
CAS30925-07-6
Molecular FormulaC6H13ClN2O4S2
Molecular Weight276.75
InChIInChI=1/C6H12N2O4S2.2ClH/c7-3(5(9)10)1-13-14-2-4(8)6(11)12;;/h3-4H,1-2,7-8H2,(H,9,10)(H,11,12);2*1H/t3-,4-;;/s3
InChIKey HHGZUQPEIHGQST-VVZFPZDUNA-N
Smiles[C@@H](N)(C(=O)O)CSSC[C@H](N)C(=O)O.Cl.Cl |&1:0,9,r|

Mass
MS2003-02112WA L-cystine dihydrochloride C6H12N2O4S2 2HCl (Mass of molecular ion: 240)
Source Temperature: 250 °C Sample Temperature: 165 °C Direct, 70 eV
15.0 1.1
16.0 6.3
17.0 8.9
18.0 2.6
27.0 2.7
28.0 5.4
30.0 2.4
32.0 9.5
33.0 9.1
34.0 24.3
35.0 5.0
36.0 31.5
37.0 1.8
38.0 10.6
39.0 1.6
40.0 1.2
41.0 2.6
42.0 9.0
43.0 2.4
44.0 100.0
45.0 5.2
54.0 1.7
55.0 2.2
56.0 1.9
57.0 1.4
58.0 2.8
59.0 4.8
60.0 1.9
64.0 6.2
66.0 1.1
68.0 2.6
69.0 3.5
70.0 1.8
71.0 1.8
74.0 2.2
75.0 3.2
76.0 1.6
84.0 1.4
85.0 3.1
86.0 2.6
88.0 1.3
96.0 1.1
97.0 1.0
99.0 1.0
100.0 1.8
101.0 1.4
102.0 2.0
103.0 1.1
111.0 1.4
112.0 2.3
125.0 1.4
126.0 2.4
127.0 2.2
128.0 2.3
132.0 1.8
160.0 1.9
192.0 2.6
255.5 1.6
400 MHz in DMSO-d6

| 1H NMR | 399.65 MHz |
| C6 H12 N2 O4 S2 | 0.037 g : 0.5 ml DMSO-d6 |
| L-cystine dihydrochloride | |
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Assign. Shift(ppm) |
Hz ppm Int.
3517.91 8.803 421 1684.57 4.216 278 1678.47 4.200 528 1672.52 4.185 277 1352.39 3.384 116 1343.23 3.362 1000 1337.59 3.347 787 1336.67 3.345 800 1331.33 3.332 101
DMSO-d6

KBr disc

nujol mull

L-CYSTINE DIHYDROCHLORIDE(30925-07-6) MS Atlas of Related Products
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