Basic Description

Synonyms	WFN1A47EIG \| (2R)-2-amino-3-[[(2R)-2-amino-2-carboxyethyl]disulfanyl]propanoic acid;dihydrochloride \| EN300-256900 \| L-Cystine (dihydrochloride) \| L-CYSTINE 2HCL \| DTXSID101335748 \| L-CYSTINE, HYDROCHLORIDE (1:2) \| Cystine, dihydrochloride \| L-Cystine dih
Specifications & Purity	≥98%
Shipped In	Normal

Names and Identifiers

Pubchem Sid	488199855
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/488199855
IUPAC Name	(2R)-2-amino-3-[[(2R)-2-amino-2-carboxyethyl]disulfanyl]propanoic acid;dihydrochloride
INCHI	InChI=1S/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-;;/m0../s1
InChi Key	HHGZUQPEIHGQST-RGVONZFCSA-N
Canonical SMILES	C(C(C(=O)O)N)SSCC(C(=O)O)N.Cl.Cl
Isomeric SMILES	C([C@@H](C(=O)O)N)SSC[C@@H](C(=O)O)N.Cl.Cl
PubChem CID	21121987
Molecular Weight	313.22

Enter Lot Number to search for COA:

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20 results found

Lot Number	Certificate Type	Date	Item
I2207825	Certificate of Analysis	Jun 18, 2024	L133106
I2207823	Certificate of Analysis	Jun 18, 2024	L133106
D2219109	Certificate of Analysis	Feb 22, 2024	L133106
D2219115	Certificate of Analysis	Feb 22, 2024	L133106
D2219117	Certificate of Analysis	Feb 22, 2024	L133106
B2216145	Certificate of Analysis	Dec 15, 2023	L133106
J2129081	Certificate of Analysis	Aug 01, 2023	L133106
J2129079	Certificate of Analysis	Aug 01, 2023	L133106
H2304709	Certificate of Analysis	May 29, 2023	L133106
H2307403	Certificate of Analysis	May 29, 2023	L133106
H2307425	Certificate of Analysis	May 29, 2023	L133106
E2326851	Certificate of Analysis	May 18, 2023	L133106
E2327304	Certificate of Analysis	May 18, 2023	L133106
E2327306	Certificate of Analysis	May 18, 2023	L133106
E2327307	Certificate of Analysis	May 18, 2023	L133106
E2326847	Certificate of Analysis	May 18, 2023	L133106
E2326841	Certificate of Analysis	May 18, 2023	L133106
I2207824	Certificate of Analysis	Jul 04, 2022	L133106
D2219114	Certificate of Analysis	Mar 15, 2022	L133106
D2219110	Certificate of Analysis	Mar 15, 2022	L133106

Solubility	Soluble in hydrochloric acid. (0.5 M HCl: 50 mg/mL) Soluble in water.
Sensitivity	Hygroscopic
Specific Rotation[α]	-163 to -173 deg(C=1, 1mol/L HCl)
Melt Point(°C)	228-232℃

Pictogram(s)	GHS05, GHS07
Signal	Danger
Hazard Statements	H335:May cause respiratory irritation H314:Causes severe skin burns and eye damage H318:Causes serious eye damage
Precautionary Statements	P261:Avoid breathing dust/fume/gas/mist/vapors/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P321:Specific treatment (see ... on this label). P405:Store locked up. P501:Dispose of contents/container to ... P264:Wash hands [and …] thoroughly after handling. P260:Do not breathe dust/fume/gas/mist/vapors/spray. P271:Use only outdoors or in a well-ventilated area. P301+P330+P331:IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P304+P340:IF INHALED: Remove person to fresh air and keep comfortable for breathing. P363:Wash contaminated clothing before reuse. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P264+P265:Wash hands [and …] thoroughly after handling. Do not touch eyes. P305+P354+P338:IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. P317:Get emergency medical help. P302+P361+P354:IF ON SKIN: Take off Immediately all contaminated clothing. Immediately rinse with water for several minutes. P316:Get emergency medical help immediately. P319:Get medical help if you feel unwell.

1. Sun Jingjun, Zhu Shuangjiu, Xu Weixuan, Jiang Guoqin. (2022) Redox-responsive hyaluronan-conjugated polypyrrole nanoparticles targeting chemo-photothermal therapy for breast cancer. Frontiers in Bioengineering and Biotechnology, 10 [PMID:36353737]

1. Sun Jingjun, Zhu Shuangjiu, Xu Weixuan, Jiang Guoqin. (2022) Redox-responsive hyaluronan-conjugated polypyrrole nanoparticles targeting chemo-photothermal therapy for breast cancer. Frontiers in Bioengineering and Biotechnology, 10 [PMID:36353737]

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SKU	Size	Availability	Price
L133106-25g	25g	In stock	$37.90
L133106-100g	100g	In stock	$133.90
L133106-250g	250g	In stock	$300.90
L133106-500g	500g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$540.90