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Details

Stereochemistry ABSOLUTE
Molecular Formula C4H9NO2Se
Molecular Weight 182.08
Optical Activity UNSPECIFIED
Defined Stereocenters 1 / 1
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of METHYLSELENOCYSTEINE

SMILES

C[Se]C[C@H](N)C(O)=O

InChI

InChIKey=XDSSPSLGNGIIHP-VKHMYHEASA-N
InChI=1S/C4H9NO2Se/c1-8-2-3(5)4(6)7/h3H,2,5H2,1H3,(H,6,7)/t3-/m0/s1

HIDE SMILES / InChI

Molecular Formula C4H9NO2Se
Molecular Weight 182.08
Charge 0
Count
Stereochemistry ABSOLUTE
Additional Stereochemistry No
Defined Stereocenters 1 / 1
E/Z Centers 0
Optical Activity UNSPECIFIED

Methylselenocysteine is a part of the mammalian physiology and is a well-tolerated, versatile and economical antiangiogenic agent. This compound participated in clinical trial to determine if vitamin supplementation with this compound could restore disruption of circadian rhythm in shift workers. The preclinical efficacy of methylselenocysteine has shown the combination of methylselenocysteine with androgen deprivation therapy can be useful for the treatment of advanced prostate cancer.

Approval Year

PubMed

PubMed

TitleDatePubMed
Methylselenocysteine preventing castration-resistant progression of prostate cancer.
2015-06-15
Enhanced 7-ethyl-10-hydroxycamptothecin (SN-38) lethality by methylselenocysteine is associated with Chk2 phosphorylation at threonine-68 and down-regulation of Cdc6 expression.
2004-07
Patents

Patents

Sample Use Guides

Methylselenocysteine capsule given daily
Route of Administration: Oral
Substance Class Chemical
Created
by admin
on Mon Mar 31 18:12:37 GMT 2025
Edited
by admin
on Mon Mar 31 18:12:37 GMT 2025
Record UNII
TWK220499Z
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
3-(METHYLSELENO)-L-ALANINE
Preferred Name English
METHYLSELENOCYSTEINE
Systematic Name English
METHYLSELENOCYSTEINE, L-
Common Name English
SE-METHYL-SELENO-L-CYSTEINE
Common Name English
SE-METHYL-SELENOCYSTEINE
Common Name English
L-ALANINE, 3-(METHYLSELENO)-
Systematic Name English
Methylselenocysteine [WHO-DD]
Common Name English
ALANINE, 3-(METHYLSELENYL)-, L-
Systematic Name English
Classification Tree Code System Code
NCI_THESAURUS C73539
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
NCI_THESAURUS C275
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
DSLD 3204 (Number of products:2)
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
Code System Code Type Description
CHEBI
9068
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
PRIMARY
NCI_THESAURUS
C63678
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
PRIMARY
FDA UNII
TWK220499Z
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
PRIMARY
PUBCHEM
147004
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
PRIMARY
EPA CompTox
DTXSID801020160
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
PRIMARY
CHEBI
27812
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
PRIMARY
EVMPD
SUB193912
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
PRIMARY
WIKIPEDIA
Methylselenocysteine
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
PRIMARY
CAS
26046-90-2
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
PRIMARY
SMS_ID
100000178275
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
PRIMARY
DRUG BANK
DB12697
Created by admin on Mon Mar 31 18:12:37 GMT 2025 , Edited by admin on Mon Mar 31 18:12:37 GMT 2025
PRIMARY
Related Record Type Details
ACTIVE MOIETY