L,L-homocystine

Base Information Edit

Chemical Name:L,L-homocystine
CAS No.:626-72-2
Molecular Formula:C₈H₁₆N₂O₄S₂
Molecular Weight:268.358
Hs Code.:29309090
Wikidata:Q102047821
Mol file:626-72-2.mol

Synonyms:L,L-homocystine;L-homocystine zwitterion;L,L-homocystine zwitterion;CHEBI:140613

Suppliers and Price of L,L-homocystine

Supply Marketing:Edit

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Usbiological
L-Homocystine, 99%
1g
$ 330.00

TRC
L-Homocystine
10g
$ 145.00

Sigma-Aldrich
L-Homocystine ≥98% (HPLC)
1g
$ 464.00

Sigma-Aldrich
L-Homocystine ≥98% (HPLC)
500mg
$ 270.00

Sigma-Aldrich
L-Homocystine ≥98% (HPLC)
100mg
$ 92.90

Frontier Specialty Chemicals
L-Homocystine 99%
250mg
$ 133.00

Crysdot
(H-HoCys-OH)2 95+%
10g
$ 127.00

ChemScene
L-Homocystine ≥98.0%
10g
$ 100.00

ChemScene
L-Homocystine ≥98.0%
1g
$ 50.00

Chem-Impex
L-Homocystine,99%(Assay) 99%(Assay)
1G
$ 72.80

Total 87 raw suppliers

Chemical Property of L,L-homocystine Edit

Chemical Property:

Melting Point:281-284 °C (dec.)(lit.)
Boiling Point:507.6±50.0 °C(Predicted)
PKA:1.90±0.10(Predicted)
PSA：177.24000
Density:1.443±0.06 g/cm3(Predicted)
LogP:1.37240
Storage Temp.:Store at 0-5°C
XLogP3:-4.3
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:6
Rotatable Bond Count:7
Exact Mass:268.05514934
Heavy Atom Count:16
Complexity:205

Purity/Quality:

99% ^*data from raw suppliers

L-Homocystine, 99% ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:
Safety Statements: 22-24/25

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C(CSSCCC(C(=O)[O-])[NH3+])C(C(=O)[O-])[NH3+]
Isomeric SMILES:C(CSSCC[C@@H](C(=O)[O-])[NH3+])[C@@H](C(=O)[O-])[NH3+]
Uses Increased levels lead to hyperhomocysteinemia; a cardiovascular risk factor in prediction of coronary heart disease as well as being associated with congenital birth defects, pregnancy complications and cancer.

Technology Process of L,L-homocystine

There total 7 articles about L,L-homocystine which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 95.7%

: 6027-13-0
L-homocysteine

: 626-72-2,870-93-9,6027-15-2,7093-69-8,462-10-2
L-homocystine

Guidance literature:: With dihydrogen peroxide; for 8h;
DOI:10.1246/bcsj.66.536

Reference yield: 43.0%

: 63-68-3,26062-47-5,58576-49-1
L-methionine

: 626-72-2,870-93-9,6027-15-2,7093-69-8,462-10-2
L-homocystine

Guidance literature:: L-methionine; With ammonia; lithium; at -78 ℃; for 1.5h;

With dihydrogen peroxide; In water; Cooling with ice;

Reference yield:

: 7689-60-3,3054-02-2
S-benzyl-L-homocysteine

: 626-72-2,870-93-9,6027-15-2,7093-69-8,462-10-2
L-homocystine

Guidance literature:: With ammonia; sodium; Einwirkung von Luft das gebildete Natriumsalz des L-Homocysteins in wss.Loesung unter Zusatz von FeCl₃;