Chemical Compound

L-cystine

CAS Registry Number 56-89-3
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L-cystine chemical structure
Primary Record

L-cystine

In stock
7,032 g
Purity
98.3 %
CAS
56-89-3

Compound Identifiers & Properties

CAS
56-89-3
PubChem CID
67678
SMILES
C([C@@H](C(=O)O)N)SSC[C@@H](C(=O)O)N
Canonical SMILES
N[C@@H](CSSC[C@H](N)C(=O)O)C(=O)O

Names & Synonyms

  • L-cystine
  • cystine
  • Dicysteine
  • Cystine acid
  • L-Dicysteine
  • Cystin
  • L-Cystin
  • Cysteine disulfide
  • 56-89-3
  • Oxidized L-cysteine
  • D-Cystine
  • (-)-Cystine
  • 1-Cystine
  • L-Cysteine disulfide
  • cistina
  • Cystine, L-
  • Gelucystine
  • (H-Cys-OH)2
  • Cystine (L)-
  • 3,3'-Dithiodialanine
  • beta,beta'-Dithiodialanine
  • L-cysteine
  • Cystine,d
  • cystinum
  • Cystine D-form
  • L Cystine
  • Nephrin
  • Cystine (VAN)
  • Cystine [USAN]
  • L-(-)-Cystine
  • Cystin (VAN)
  • cystin-
  • Copper Cystinate
  • Cystein disulfide
  • Cystine, D-
  • Cystine CRS
  • Cystine, d
  • Alanine, 3,3'-dithiodi-
  • L-Cystin-
  • Alanine, 3,3'-dithiobis-
  • l(-)-cystine
  • (S)-Cystine
  • DL-CYSTINE
  • 3,3'-Dithiobis
  • beta,beta'-Dithioalanine, L-
  • b,b'-Dithiodialanine
  • Cystine [USAN:INN]
  • L-Alanine, 3,3'-dithiobis-
  • (R,R)-Cystin
  • (-)-L-Cystine
  • L-Cystine (9CI)
  • S,S -Bicysteine
  • L-Cystine (Standard)
  • 48TCX9A1VT
  • L-Cystine, food grade
  • RefChem:5726
  • Cystine (USAN/INN)
  • L-Cystine (JP17)
  • CYSTINE [VANDF]
  • UNII-48TCX9A1VT
  • DTXSID2046418
  • C6H12N2O4S2
  • CYSTINE [INN]
  • 3,3'-Dithiobis-L-alanine
  • AC1Q5QNV
  • CYSTINE [MI]
  • (H-Cys-OH)
  • CYSTINE [MART.]
  • L-CYSTINE [FCC]
  • L-CYSTINE [JAN]
  • UNII-KX1RHN0Y0B
  • CCRIS 5822
  • Cystine, L- (8CI)
  • LEVWYRKDKASIDU-IMJSIDKUSA-N
  • CYSTINE [USP-RS]
  • CYSTINE [WHO-DD]
  • MFCD00064228
  • 3,3 -Dithiobisalanine
  • 3,3'-Dithiobis(2-aminopropanoic acid)
  • bmse000035
  • D0V1CP
  • Z-DL-Gla(OtBu)2-OH
  • beta,beta'-Dithiobisalanine
  • S-CYSTEINYL CYSTEINE
  • L-alpha-Diamino-beta-dithiolactic acid
  • L-Cystine, 99% 50g
  • SCHEMBL10226
  • Acetylcysteine EP Impurity A
  • DTXCID0026418
  • CHEBI:16283
  • KSC174M8H
  • L-Cystine, non-animal source
  • Bis(beta-amino-beta-carboxyethyl)disulfide
  • EINECS 200-296-3
  • CYSTINE [EP MONOGRAPH]
  • NSC 13203
  • NSC-13203
  • AC1L282Z
  • CHEMBL590540
  • GTPL5413
  • orb1304734
  • 3,3 -Dithiodi(L-alanine)
  • 3,3 -Dithiobis(L-alanine)
  • alpha-Diamino-beta-dithiolactic acid
  • CHEBI:17376
  • CTK0H4683
  • HY-N0394R
  • BRN 1728094
  • DTXCID60210087
  • DTXSID50859005
  • MSK1429
  • CID67678
  • HY-N0394
  • L-CYSTINE (REFERENCE GRADE)
  • NSC13203
  • ZINC1532673
  • AI3-09064
  • EINECS 206-486-2
  • Tox21_112162
  • (R-(R*,R*))-3,3'-Dithiobis(2-aminopropanoic acid)
  • ANW-32596
  • AR-1J3093
  • c0519
  • C6-H12-N2-O4-S2
  • CCG-36355
  • CID:67678
  • EBC-26280
  • L-Cystine, >=99.7% (TLC)
  • s4808
  • (R-(R*,R*))-3,3'-Dithiobis
  • [R-(R*,R*)]-3,3'-Dithiobis
  • beta,beta'-Diamino-beta,beta'-dicarboxydiethyl disulfide
  • Bis(b-amino-b-carboxyethyl) disulfide
  • Cystine, NIST(R) SRM(R) 143d
  • AKOS015898645
  • Tox21_112162_1
  • ACN-033098
  • AM81644
  • BAT-003585
  • BAT-008088
  • beta,beta'-Diamino-beta,beta'-dicarboxydiethyldisulfide
  • Bis(beta-amino-beta-carboxyethyl) disulfide
  • DB00138
  • FC29798
  • J9.172C
  • RP28430
  • RTR-032397
  • CAS-56-89-3
  • (2R,2'R)-3,3'-disulfanediylbis(2-aminopropanoic acid)
  • 3,3'-Dithiobis(2-aminopropanoic acid), (R-(R*,R*))-
  • Bis(b-amino-beta-carboxyethyl) disulfide
  • NCGC00164531-01
  • NCGC00166006-01
  • NCGC00166006-02
  • 3,3'-Dithiobis (2-aminopropanoic acid)
  • AC-11189
  • AJ-26798
  • AN-23569
  • AS-12654
  • BP-45182
  • D(+)-3,3'-Dithiobis(2-aminopropanoate
  • E921
  • L-Cystine 98.5% for biochemistry 25gm
  • L-Cystine, >=98% (TLC), crystalline
  • L-Cystine, BioUltra, >=99.5% (T)
  • LS-59051
  • Propanoic acid, 3,3'-dithiobis(2-amino-, (R-(R*,R*))-
  • SY036878
  • TYROSINE IMPURITY C [EP IMPURITY]
  • (-)-3,3'-Dithiobis(2-aminopropansaure)
  • (R,R)-3,3'-dithiobis(2-aminopropanoic acid)
  • EC 200-296-3
  • M06021
  • S-(((R)-2-amino-2-carboxyethyl)thio)cysteine
  • SID:134221742
  • 4,5-Dithiaoctanedioic acid, 2,7-diamino-
  • AB1003246
  • L-Cystine, SAJ special grade, >=99.0%
  • TR-032397
  • A7149
  • ACETYLCYSTEINE IMPURITY A (L-CYSTINE)
  • b,b'-Diamino-b,b'-dicarboxydiethyl disulfide
  • CS-0008930
  • D(+)-3,3'-Dithiobis(2-aminopropanoic acid
  • l(-)-3,3'-dithiobis(2-aminopropanoicacid)
  • NS00007403
  • ST24025107
  • (R,R)-3,3'-Dithiobis(2-aminopropionicacid)
  • 3,3'-disulfanediylbis(2-aminopropanoic acid)
  • 4-04-00-03155 (Beilstein Handbook Reference)
  • (2R)-2-amino-3-{[(2R)-2-amino-2-carboxyethyl]disulfanyl}propanoic acid
  • (R,R)-3,3'-Dithiobis(2-aminopropionic Acid)
  • 3,3 -Dithiobis[(R)-2-aminopropanoic acid]
  • ACETYLCYSTEINE IMPURITY A [EP IMPURITY]
  • C00491
  • D03636
  • EN300-174654
  • 3,3 -Dithiobis[(2R)-2-aminopropionic acid]
  • (2R)-2-amino-3-[[(2R)-2-amino-2-carboxy-ethyl]disulfanyl]propanoic acid
  • 064C228
  • 195854-EP2272972A1
  • 195854-EP2272973A1
  • 195854-EP2277872A1
  • D003553
  • Q408626
  • 3,3'-Disulfanediylbis((2R)-2-aminopropanoic acid)
  • 3,3'-dithiobis[2-amino-[R-(R*,R*)]-Propanoate
  • A1203055
  • I09-1348
  • [R-(R*,R*)]-3,3'-dithiobis[2-aminopropanoic acid]
  • 2-amino-3-(2-amino-2-carboxy-ethyl)disulfanyl-propanoic acid
  • 2-Amino-3-[(2-amino-2-carboxyethyl)dithio]propanoate
  • BRD-K99679910-001-02-3
  • L-Cystine, certified reference material, TraceCERT(R)
  • (2R)-2-amino-3-[[(2R)-2-amino-2-carboxyethyl]disulfanyl]propanoic acid
  • 3,3'-dithiobis[2-amino-[R-(R*,R*)]-Propanoic acid
  • Cystine, European Pharmacopoeia (EP) Reference Standard
  • Z1269145231
  • 2-amino-3-(2-amino-2-carboxy-ethyl)disulfanyl-propanoate
  • 2-Amino-3-[(2-amino-2-carboxyethyl)dithio]propanoic acid
  • 3,3-DISULFANEDIYLBIS((2R)-2-AMINOPROPANOIC ACID)
  • DD82F461-3F8F-4624-9E2C-0272A9FA79ED
  • 2-amino-3-((2-amino-2-carboxyethyl)disulfanyl)propanoic acid
  • 349-46-2
  • 923-32-0
  • Acetylcysteine EP Impurity A(Discontinued,See C4X-153234)
  • Cystine, United States Pharmacopeia (USP) Reference Standard
  • (2R)-2-azanyl-3-[[(2R)-2-azanyl-3-oxidanyl-3-oxidanylidene-propyl]disulfanyl]propanoic acid
  • L-Cystine, Cell Culture Reagent (H-L-Cys(1)-OH.H-L-Cys(1)-OH)
  • (2R)-2-amino-3-(((2R)-2-amino-2-carboxyethyl)disulfanyl)propanoic acid
  • (2R)-2-amino-3-[[(2R)-2-amino-2-carboxy-ethyl]disulfanyl]propionic acid
  • (R,R)-3,3 inverted exclamation marka-Dithiobis(2-aminopropionicacid)
  • 13028-62-1
  • 2079930-29-1
  • L-Cystine, Pharmaceutical Secondary Standard; Certified Reference Material
  • L-Cystine, produced by Wacker Chemie AG, Burghausen, Germany, >=98.5%
  • (2R)-2-amino-3-[[(2R)-2-amino-3-hydroxy-3-oxopropyl]disulfanyl]propanoic acid
  • (2R)-2-azaniumyl-3-(((2R)-2-azaniumyl-2-carboxylatoethyl)disulfanyl)propanoate
  • Acetylcysteine EP Impurity A; Cystine; L-Cystine; Cysteine Hydrochloride EP Impurity A
  • 200-296-3
  • 24645-67-8
  • 5853-89-4
  • IYY
  • L-Cystine, from non-animal source, meets EP testing specifications, suitable for cell culture, 98.5-101.0%
  • L-Cystine; L-Cystine (9CI, ACI); Cystine; Cystine, L- (8CI); (-)-Cystine; 3,3'-Dithiobis(2-aminopropanoic acid); L-(-)-Cystine; L-Alanine, 3,3'-dithiobis-; L-Cysteine disulfide; L-Cystin; [R-(R*,R*)]-3,3'-Dithiobis[2-aminopropanoic acid]; Bis(ss-amino-ss-carboxyethyl) disulfide; Cystine acid; Dicysteine; l-Cystine; NSC 13203; Oxidized L-cysteine; Propanoic acid, 3,3'-dithiobis[2-amino-, [R-(R*,R*)]-; ss,ss'-Diamino-ss,ss'-dicarboxydiethyl disulfide; ss,ss'-Dithiodialanine;; Acetylcysteine Imp. A (EP); Acetylcysteine Impurity A; Tyrosine Impurity C