U.S. Department of Health & Human Services Divider Arrow National Institutes of Health Divider Arrow NCATS

Details

Stereochemistry ABSOLUTE
Molecular Formula C175H300N56O51
Molecular Weight 4004.5991
Optical Activity UNSPECIFIED
Defined Stereocenters 35 / 35
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of SEMPARATIDE

SMILES

CC[C@H](C)[C@H](NC(=O)[C@H](CO)NC(=O)[C@H](CCCCN)NC(=O)CNC(=O)[C@H](CCCCN)NC(=O)[C@H](CC(O)=O)NC(=O)[C@H](CC1=CNC=N1)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](CC2=CNC=N2)NC(=O)[C@H](CCC(O)=O)NC(=O)[C@H](CO)NC(=O)[C@@H](NC(=O)[C@H](C)N)C(C)C)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CC(O)=O)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC3=CNC=N3)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](C)C(N)=O

InChI

InChIKey=BLQSIKSVAXFNRH-ZMWZJJJDSA-N
InChI=1S/C175H300N56O51/c1-24-93(20)138(230-169(279)127(80-233)227-143(253)101(37-26-30-56-177)201-130(237)78-196-142(252)100(36-25-29-55-176)202-165(275)124(73-135(246)247)226-164(274)122(71-98-76-191-82-198-98)223-162(272)120(69-91(16)17)220-160(270)117(66-88(10)11)216-151(261)107(43-49-128(181)235)209-163(273)121(70-97-75-190-81-197-97)222-154(264)112(48-54-134(244)245)212-168(278)126(79-232)228-170(280)137(92(18)19)229-141(251)94(21)180)171(281)213-108(44-50-129(182)236)152(262)225-125(74-136(248)249)166(276)221-113(62-84(2)3)155(265)207-106(42-35-61-195-175(188)189)145(255)205-104(40-33-59-193-173(184)185)144(254)206-105(41-34-60-194-174(186)187)146(256)208-111(47-53-133(242)243)153(263)217-118(67-89(12)13)159(269)219-115(64-86(6)7)157(267)211-109(45-51-131(238)239)149(259)203-102(38-27-31-57-178)147(257)214-116(65-87(8)9)158(268)218-114(63-85(4)5)156(266)210-110(46-52-132(240)241)150(260)204-103(39-28-32-58-179)148(258)215-119(68-90(14)15)161(271)224-123(72-99-77-192-83-199-99)167(277)231-139(96(23)234)172(282)200-95(22)140(183)250/h75-77,81-96,100-127,137-139,232-234H,24-74,78-80,176-180H2,1-23H3,(H2,181,235)(H2,182,236)(H2,183,250)(H,190,197)(H,191,198)(H,192,199)(H,196,252)(H,200,282)(H,201,237)(H,202,275)(H,203,259)(H,204,260)(H,205,255)(H,206,254)(H,207,265)(H,208,256)(H,209,273)(H,210,266)(H,211,267)(H,212,278)(H,213,281)(H,214,257)(H,215,258)(H,216,261)(H,217,263)(H,218,268)(H,219,269)(H,220,270)(H,221,276)(H,222,264)(H,223,272)(H,224,271)(H,225,262)(H,226,274)(H,227,253)(H,228,280)(H,229,251)(H,230,279)(H,231,277)(H,238,239)(H,240,241)(H,242,243)(H,244,245)(H,246,247)(H,248,249)(H4,184,185,193)(H4,186,187,194)(H4,188,189,195)/t93-,94-,95-,96+,100-,101-,102-,103-,104-,105-,106-,107-,108-,109-,110-,111-,112-,113-,114-,115-,116-,117-,118-,119-,120-,121-,122-,123-,124-,125-,126-,127-,137-,138-,139-/m0/s1

HIDE SMILES / InChI

Molecular Formula C175H300N56O51
Molecular Weight 4004.5991
Charge 0
Count
Stereochemistry ABSOLUTE
Additional Stereochemistry No
Defined Stereocenters 35 / 35
E/Z Centers 29
Optical Activity UNSPECIFIED

Semparatide (previously known as RS-66271) was developed as an analog of parathyroid hormone-related protein (PTHrP) with shortening the time for fracture healing. Experiments on animals have shown that this compound was an effective therapy for preventing impaired bone healing caused by prednisone. Clinical trials with postmenopausal osteoporotic women have revealed that semparatide cause sustained increases in the spine. However, further, development appears to have been discontinued by Roche.

Approval Year

PubMed

PubMed

TitleDatePubMed
RS-66271, a C-terminally substituted analog of human parathyroid hormone-related protein (1-34), increases trabecular and cortical bone in ovariectomized, osteopenic rats.
1996 Dec
Conformational studies of RS-66271, an analog of parathyroid hormone-related protein with pronounced bone anabolic activity.
1997 Sep 12
Comparison of recombinant human PTH(1-34) (LY333334) with a C-terminally substituted analog of human PTH-related protein(1-34) (RS-66271): In vitro activity and in vivo pharmacological effects in rats.
1999 Feb
USAN Council. List No.421. New names. Semparatide acetate.
1999 Nov
Substance Class Chemical
Created
by admin
on Sat Dec 16 08:54:07 GMT 2023
Edited
by admin
on Sat Dec 16 08:54:07 GMT 2023
Record UNII
5924BIZ23H
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
SEMPARATIDE
INN   WHO-DD  
INN  
Official Name English
RS-66271
Code English
ALA-VAL-SER-GLU-HIS-GLN-LEU-LEU-HIS-ASP-LYS-GLY-LYS-SER-ILE-GLN-ASP-LEU-ARG-ARG-ARG-GLU-LEU-LEU-GLU-LYS-LEU-LEU-GLU-LYS-LEU-HIS-THR-ALA-NH2
Common Name English
Semparatide [WHO-DD]
Common Name English
semparatide [INN]
Common Name English
Classification Tree Code System Code
NCI_THESAURUS C1185
Created by admin on Sat Dec 16 08:54:07 GMT 2023 , Edited by admin on Sat Dec 16 08:54:07 GMT 2023
Code System Code Type Description
CAS
154906-40-8
Created by admin on Sat Dec 16 08:54:07 GMT 2023 , Edited by admin on Sat Dec 16 08:54:07 GMT 2023
PRIMARY
FDA UNII
5924BIZ23H
Created by admin on Sat Dec 16 08:54:07 GMT 2023 , Edited by admin on Sat Dec 16 08:54:07 GMT 2023
PRIMARY
ChEMBL
CHEMBL2103974
Created by admin on Sat Dec 16 08:54:07 GMT 2023 , Edited by admin on Sat Dec 16 08:54:07 GMT 2023
PRIMARY
INN
7796
Created by admin on Sat Dec 16 08:54:07 GMT 2023 , Edited by admin on Sat Dec 16 08:54:07 GMT 2023
PRIMARY
NCI_THESAURUS
C152332
Created by admin on Sat Dec 16 08:54:07 GMT 2023 , Edited by admin on Sat Dec 16 08:54:07 GMT 2023
PRIMARY
PUBCHEM
16131055
Created by admin on Sat Dec 16 08:54:07 GMT 2023 , Edited by admin on Sat Dec 16 08:54:07 GMT 2023
PRIMARY
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