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Dimethyl cystinate--hydrogen chloride (1/1)

HCID 368174
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Basic information

CAS
32854-09-4
Standard SMILES
COC(=O)C(N)CSSCC(N)C(=O)OC.Cl
InChIKey
HWLITAQLKZWPJB-UHFFFAOYSA-N
Molecular formula
C8H17ClN2O4S2
Average molar mass
304.8 g/mol
Monoisotopic mass
304.0318271

Names & identifiers

Preferred name
Dimethyl cystinate--hydrogen chloride (1/1)
IUPAC
methyl 2-amino-3-[(2-amino-3-methoxy-3-oxopropyl)disulfanyl]propanoate;hydrochloride
English name
Dimethyl L-cystinate dihydrochloride
Molecular formula
C8H18Cl2N2O4S2
Molecular weight
341.28

Names & synonyms

NSC638592SCHEMBL2801868DTXSID70954501NSC161614AKOS024386641NSC-638592Dimethyl cystinate--hydrogen chloride (1/1)ST51038526methyl 2-amino-3-{[2-amino-2-(methoxycarbonyl)ethyl]disulfanyl}propanoate, chl orideDimethyl 3,3'-disulfanediyl(2R,2'R)-bis(2-aminopropanoate) dihydrochlorideL-Cys DME 2HCl(CYS-OME)2.2hcl
Show more names
(H-Cys-OMe)2·HCl(L-Cys-OMe)2·2HCl(H-Cys-OMe)2.2HCI(H-CYS-OME)2 2 HCLCystine Impurity 1(H-L-Cys-OMe)2·2HClDIMETHYL CYSTINATE 2HCL

Database identifiers

CAS
32854-09-4
PubChem CID
368174
DTXSID
DTXSID70954501

Properties

Computed structural properties

Topological polar surface area
155 Ų
Hydrogen bond donors
3
Hydrogen bond acceptors
8
Rotatable bonds
9
Heavy atoms
17
Formal charge
0
Complexity
216

Physicochemical properties

Melting point
182 · 182-183 °C (dec.)(lit.)
alpha
-35 · -35 º (c=4, MeOH)
storage temp.
Keep in dark place,Sealed in dry,Room Temperature
solubility
DMSO, Methanol, Water
form
Powder
color
White
optical activity
22 · [α]22/D 36.0°, c = 4% in methanol
BRN
4727524 · 4727524
Major Application
peptide synthesis
InChI
InChI=1/C8H16N2O4S2.2ClH/c1-13-7(11)5(9)3-15-16-4-6(10)8(12)14-2;;/h5-6H,3-4,9-10H2,1-2H3;2*1H/t5-,6-;;/s3
InChIKey
QKWGUPFPCRKKMQ-BNTLRKBRSA-N
SMILES
[C@H](N)(CSSC[C@H](N)C(=O)OC)C(=O)OC.Cl.Cl |&1:0,6,r|
CAS DataBase Reference
32854 · 32854-09-4(CAS DataBase Reference)
FDA UNII
9 E45OJ92M0 · 9E45OJ92M0
UNSPSC Code
12352209 · 12352209
NACRES
22 · NA.22

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

Safety data

PPE
dust mask type N95 (US), Eyeshields, Gloves
wgk
3
hs_code
29309090
risk_code
36/37/38-22
Signal word
Warning
Symbol(GHS)
GHS07
hazard_code
Xi,Xn
safety_code
26-36-37/39
Storage Class
11 - Combustible Solids
Hazard statements
H315-H319-H335
Precautionary statements
P280a-P304+P340-P405-P501a-P261-P305+P351+P338

Chemistry & industry

Applications

UsesL-Cystine-dimethyl Ester Dihydrochloride (cas# 32854-09-4) is a compound useful in organic synthesis.

Upstream & downstream products

Upstream raw materials

MethanolL-Cystine

Downstream products

N-BenzyloxybenzamideDimethyl cystinateL-Alanine, 3-chloro-, methyl ester

Related reactions

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Compound notes

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On this pageBasic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
More actions
New noteNew reactionRequest quotes
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
315 · H315-H319-H335
Precautionary statements
280 a-P304+P340-P405-P501a-P261-P305+P351+P338 · P280a-P304+P340-P405-P501a-P261-P305+P351+P338
PPE
95 · dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes
Xi,Xn
Risk Statements
36 · 36/37/38-22
Safety Statements
26 · 26-36-37/39
WGK Germany
3 · 3
HS Code
29309090 · 29309090
Storage Class
11 · 11 - Combustible Solids