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(-)-Cystine

CAS 56-89-3: (-)-Cystine

Formula:C6H12N2O4S2

InChI:InChI=1S/C6H12N2O4S2/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)/t3-,4-/m0/s1

InChI key:InChIKey=LEVWYRKDKASIDU-IMJSIDKUSA-N

SMILES:O=C(O)C(N)CSSCC(N)C(=O)O

  • Synonyms:
  • (-)-3,3-Dithiobis(2-aminopropionic acid)
  • (2R,2'S)-3,3'-disulfanediylbis(2-ammoniopropanoate)
  • (H-Cys-OH)2
  • (H-Cys-OH)2 (Disulfide bond)
  • 2-Amino-3-[(2-amino-2-carboxyethyl)dithio]propanoic acid
  • 3,3'-Dithiobis(2-aminopropanoic acid)
  • <span class="text-smallcaps">L</span>-(-)-Cystine
  • <span class="text-smallcaps">L</span>-Alanine, 3,3′-dithiobis-
  • <span class="text-smallcaps">L</span>-Cysteine disulfide
  • <span class="text-smallcaps">L</span>-Cystin
  • See more synonyms
  • Alanine, 3,3'-dithiobis-
  • Bis(β-amino-β-carboxyethyl) disulfide
  • Cistina
  • Cystin
  • Cystine
  • Cystine acid
  • Cystine, <span class="text-smallcaps">L</span>-
  • Cystine, L-
  • Dicysteine
  • H-(Cys)_2-OH
  • L(-)-3,3-Dithiobis(2-aminopropanoic acid)
  • L-(-)-Cysteine
  • L-Alanine, 3,3'-dithiobis-
  • L-Cysteine disulfide
  • L-Cystin
  • L-Cystine, synthetically derived
  • L-Cystine,food grade
  • Nsc 13203
  • Oxidized <span class="text-smallcaps">L</span>-cysteine
  • Oxidized L-cysteine
  • Propanoic acid, 3,3'-dithiobis[2-amino-, [R-(R*,R*)]-
  • [R-(R*,R*)]-3,3'-Dithiobis[2-aminopropanoic acid]
  • β,β'-Diamino-β,β'-dicarboxydiethyl disulfide
  • β,β'-Dithiodialanine
  • L-Cystine
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BrandProduct dataPurityPrice rangeEstimated delivery
TCI logo
L-(-)-Cystine
REF: 3B-C0519
CAS: 56-89-3
>98.0%(HPLC)(N)25.00 €~194.00 €Wed 26 Feb 25
Alfa Aesar By Thermo Fisher Scientific logo
L-Cystine, Cell Culture Reagent
REF: 02-J61651
CAS: 56-89-3
- - -To inquireThu 27 Feb 25
Alfa Aesar By Thermo Fisher Scientific logo
L-Cystine, 99%
REF: 02-A13762
CAS: 56-89-3
99%To inquireThu 27 Feb 25
Acros logo
L-Cystine
REF: AC-40616
CAS: 56-89-3
- - -To inquireMon 03 Mar 25
Acros logo
L-Cystine, 99%
REF: AC-11180
CAS: 56-89-3
99%100.00 €~1,349.00 €Mon 03 Mar 25
EDQM - European Pharmacopoeia logo
Cystine CRS
REF: 41-C3300000
CAS: 56-89-3
- - -115.00 €Mon 03 Mar 25
USP logo
Cystine
REF: 45-1161586
CAS: 56-89-3
- - -529.00 €Tue 04 Mar 25
Indagoo logo
L-Cystine
REF: IN-DA003R8S
CAS: 56-89-3
98%25.00 €~114.00 €Wed 05 Mar 25
Glentham logo
L-Cystine, non-animal origin
REF: 7W-GM2911
CAS: 56-89-3
≤ 0.2%63.00 €~354.00 €Thu 06 Mar 25
TLC logo
Cystine-d4
REF: 4Z-C-411
CAS: 56-89-3
- - -To inquireThu 06 Mar 25
TLC logo
Acetylcysteine EP Impurity A (L-Cystine)
REF: 4Z-C-7713
CAS: 56-89-3
- - -309.00 €~1,288.00 €Thu 06 Mar 25
Glentham logo
L-Cystine, non-animal origin, Ph. Eur. grade
REF: 7W-GM3190
CAS: 56-89-3
- - -To inquireThu 06 Mar 25
Apollo Scientific logo
L-Cystine
REF: 54-BIC0670
CAS: 56-89-3
99% (Typical Value in Batch COA)57.00 €~189.00 €Thu 06 Mar 25
Glentham logo
L-Cystine
REF: 7W-GM4173
CAS: 56-89-3
98.5 - 101.0 %38.00 €~185.00 €Thu 06 Mar 25
Biopurify logo
L-Cystine
REF: BP-BP3535
CAS: 56-89-3
95%~99%To inquireMon 10 Mar 25
Doctor Ehrenstorfer logo
L-Cystine
REF: 04-C11925100
CAS: 56-89-3
- - -96.00 €Mon 10 Mar 25
Mikromol logo
L-Cystine
REF: 86-MM0024.03
CAS: 56-89-3
- - -483.00 €Mon 10 Mar 25
TLC logo
DL-Cystine-d6 Dimethyl Ester
REF: 4Z-C-4116
CAS: 56-89-3
- - -To inquireWed 12 Mar 25
Targetmol logo
L-Cystine
REF: TM-T2O2733
CAS: 56-89-3
99.59% - 99.85%48.00 €~52.00 €Wed 12 Mar 25
Fluorochem logo
(H-Cys-OH)2
REF: 10-M06021
CAS: 56-89-3
98.00%To inquireMon 17 Mar 25
discount label

Ref: 3B-C0519

25g25.00 €
500g194.00 €
Estimated delivery in United States, on Wednesday 26 Feb 2025
discount label

L-Cystine, Cell Culture Reagent

CAS:56-89-3

Ref: 02-J61651

10g27.00 €
1kgTo inquire
100g82.00 €
Estimated delivery in United States, on Thursday 27 Feb 2025
discount label

L-Cystine, 99%

CAS:56-89-3

Ref: 02-A13762

1kgTo inquire
50g41.00 €
250g123.00 €
Estimated delivery in United States, on Thursday 27 Feb 2025
discount label

L-Cystine

CAS:56-89-3

Ref: AC-40616

1kgTo inquire
25gTo inquire
100gTo inquire
Estimated delivery in United States, on Monday 3 Mar 2025
discount label

L-Cystine, 99%

CAS:56-89-3

Ref: AC-11180

100g100.00 €
500g420.00 €
2500g1,349.00 €
Estimated delivery in United States, on Monday 3 Mar 2025
discount label

Ref: 41-C3300000

100mg115.00 €
Estimated delivery in United States, on Monday 3 Mar 2025
discount label

Cystine

CAS:56-89-3

Ref: 45-1161586

200mg529.00 €
Estimated delivery in United States, on Tuesday 4 Mar 2025
discount label

Ref: IN-DA003R8S

25g26.00 €
100g25.00 €
250g53.00 €
500g62.00 €
Estimated delivery in United States, on Wednesday 5 Mar 2025
discount label

L-Cystine, non-animal origin

CAS:56-89-3

Ref: 7W-GM2911

1kg354.00 €
100g63.00 €
250g117.00 €
500g202.00 €
Estimated delivery in United States, on Thursday 6 Mar 2025
discount label

Ref: 4Z-C-411

5mgTo inquire
10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
Estimated delivery in United States, on Thursday 6 Mar 2025
discount label

Ref: 4Z-C-7713

5mg309.00 €
10mg496.00 €
25mg709.00 €
50mg881.00 €
100mg1,288.00 €
Estimated delivery in United States, on Thursday 6 Mar 2025
discount label

L-Cystine, non-animal origin, Ph. Eur. grade

CAS:56-89-3

Ref: 7W-GM3190

Undefined sizeTo inquire
Estimated delivery in United States, on Thursday 6 Mar 2025
discount label

L-Cystine

CAS:56-89-3

Ref: 54-BIC0670

1kg189.00 €
100g57.00 €
Estimated delivery in United States, on Thursday 6 Mar 2025
discount label

L-Cystine

CAS:56-89-3

Ref: 7W-GM4173

1kg185.00 €
100g38.00 €
250g63.00 €
500g109.00 €
Estimated delivery in United States, on Thursday 6 Mar 2025
discount label

L-Cystine

CAS:56-89-3

Ref: BP-BP3535

Undefined sizeTo inquire
Estimated delivery in United States, on Monday 10 Mar 2025
discount label

L-Cystine

Controlled Product
CAS:56-89-3

Ref: 04-C11925100

250mg96.00 €
Estimated delivery in United States, on Monday 10 Mar 2025
discount label

L-Cystine

Controlled Product
CAS:56-89-3

Ref: 86-MM0024.03

100mg483.00 €
Estimated delivery in United States, on Monday 10 Mar 2025
discount label

Ref: 4Z-C-4116

5mgTo inquire
10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
Estimated delivery in United States, on Wednesday 12 Mar 2025
discount label

L-Cystine

CAS:56-89-3

Ref: TM-T2O2733

1g52.00 €
500mg48.00 €
1mL*10mM (DMSO)52.00 €
Estimated delivery in United States, on Wednesday 12 Mar 2025
discount label

(H-Cys-OH)2

CAS:56-89-3

Ref: 10-M06021

1g20.00 €
25g28.00 €
100g31.00 €
250g40.00 €
500g75.00 €
Estimated delivery in United States, on Monday 17 Mar 2025
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