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Lactams

Organic heterocyclic compounds that contain a cyclic amide; amide groups consist of a carbonyl carbon atom linked by a single bond to a nitrogen atom and either a hydrogen or a carbon atom. These compounds are the nitrogen analogs of lactones.
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1

Thermo Scientific Chemicals Sulbactam

CAS: 68373-14-8 Molecular Formula: C8H11NO5S Molecular Weight (g/mol): 233.24 InChI Key: FKENQMMABCRJMK-RITPCOANSA-N Synonym: sulbactam,sulbactam acid,penicillanic acid sulfone,sulbactamum,betamaze,2s,5r-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo 3.2.0 heptane-2-carboxylic acid 4,4-dioxide,penicillanic acid 1,1-dioxide,unii-s4tf6i2330,penicillanic acid dioxide,chembl403 PubChem CID: 130313 ChEBI: CHEBI:9321 IUPAC Name: (2S,5R)-3,3-dimethyl-4,4,7-trioxo-4$l^{6}-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid SMILES: CC1(C)[C@@H](N2[C@@H](CC2=O)S1(=O)=O)C(O)=O

PubChem CID 130313
CAS 68373-14-8
Molecular Weight (g/mol) 233.24
ChEBI CHEBI:9321
SMILES CC1(C)[C@@H](N2[C@@H](CC2=O)S1(=O)=O)C(O)=O
Synonym sulbactam,sulbactam acid,penicillanic acid sulfone,sulbactamum,betamaze,2s,5r-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo 3.2.0 heptane-2-carboxylic acid 4,4-dioxide,penicillanic acid 1,1-dioxide,unii-s4tf6i2330,penicillanic acid dioxide,chembl403
IUPAC Name (2S,5R)-3,3-dimethyl-4,4,7-trioxo-4$l^{6}-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
InChI Key FKENQMMABCRJMK-RITPCOANSA-N
Molecular Formula C8H11NO5S
2

Aztreonam 98.0+%, TCI America™

CAS: 78110-38-0 Molecular Formula: C13H17N5O8S2 Molecular Weight (g/mol): 435.426 MDL Number: MFCD00072145 InChI Key: WZPBZJONDBGPKJ-PSGLRMFWSA-N Synonym: trans-2-1-2-aminothiazol-4-yl-2-2-methyl-4-oxo-1-sulphoazetidin-3-yl amino-2-oxoethylidene amino oxy-2-methylpropionic acid,2-1-2-amino-4-thiazolyl-2-2r-2alpha-methyl-4-oxo-1-sulfo-3beta-azetidinyl amino-2-oxoethylidene amino oxy-2-methylpropanoic acid PubChem CID: 56842327 IUPAC Name: 2-[(E)-[1-(2-amino-1,3-thiazol-4-yl)-2-[[(2R,3R)-2-methyl-4-oxo-1-sulfoazetidin-3-yl]amino]-2-oxoethylidene]amino]oxy-2-methylpropanoic acid SMILES: CC1C(C(=O)N1S(=O)(=O)O)NC(=O)C(=NOC(C)(C)C(=O)O)C2=CSC(=N2)N

PubChem CID 56842327
CAS 78110-38-0
Molecular Weight (g/mol) 435.426
MDL Number MFCD00072145
SMILES CC1C(C(=O)N1S(=O)(=O)O)NC(=O)C(=NOC(C)(C)C(=O)O)C2=CSC(=N2)N
Synonym trans-2-1-2-aminothiazol-4-yl-2-2-methyl-4-oxo-1-sulphoazetidin-3-yl amino-2-oxoethylidene amino oxy-2-methylpropionic acid,2-1-2-amino-4-thiazolyl-2-2r-2alpha-methyl-4-oxo-1-sulfo-3beta-azetidinyl amino-2-oxoethylidene amino oxy-2-methylpropanoic acid
IUPAC Name 2-[(E)-[1-(2-amino-1,3-thiazol-4-yl)-2-[[(2R,3R)-2-methyl-4-oxo-1-sulfoazetidin-3-yl]amino]-2-oxoethylidene]amino]oxy-2-methylpropanoic acid
InChI Key WZPBZJONDBGPKJ-PSGLRMFWSA-N
Molecular Formula C13H17N5O8S2
3

7-Aminodesacetoxycephalosporanic Acid 98.0+%, TCI America™

CAS: 22252-43-3 Molecular Formula: C8H10N2O3S Molecular Weight (g/mol): 214.239 MDL Number: MFCD00151456 InChI Key: NVIAYEIXYQCDAN-CLZZGJSISA-N Synonym: 7-aminodesacetoxycephalosporanic acid,6r,7r-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo 4.2.0 oct-2-ene-2-carboxylic acid,7-aminodeacetoxycephalosporanic acid,7-adca,unii-anm3msm8tn,anm3msm8tn,7beta-amino-3-methyl-3-cephem-4-carboxylic acid,7beta-amino-3-methylceph-3-em-4-carboxylic acid,7-amino desacetoxy cephalosporanic acid,7beta-aminodeacetoxycephalosporanic acid PubChem CID: 33498 ChEBI: CHEBI:64984 IUPAC Name: (6R,7R)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: CC1=C(N2C(C(C2=O)N)SC1)C(=O)O

PubChem CID 33498
CAS 22252-43-3
Molecular Weight (g/mol) 214.239
ChEBI CHEBI:64984
MDL Number MFCD00151456
SMILES CC1=C(N2C(C(C2=O)N)SC1)C(=O)O
Synonym 7-aminodesacetoxycephalosporanic acid,6r,7r-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo 4.2.0 oct-2-ene-2-carboxylic acid,7-aminodeacetoxycephalosporanic acid,7-adca,unii-anm3msm8tn,anm3msm8tn,7beta-amino-3-methyl-3-cephem-4-carboxylic acid,7beta-amino-3-methylceph-3-em-4-carboxylic acid,7-amino desacetoxy cephalosporanic acid,7beta-aminodeacetoxycephalosporanic acid
IUPAC Name (6R,7R)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
InChI Key NVIAYEIXYQCDAN-CLZZGJSISA-N
Molecular Formula C8H10N2O3S
4

Pomalidomide 98.0+%, TCI America™

CAS: 19171-19-8 Molecular Formula: C13H11N3O4 Molecular Weight (g/mol): 273.25 MDL Number: MFCD12756407 InChI Key: UVSMNLNDYGZFPF-UHFFFAOYNA-N Synonym: 3-Amino-N-(2,6-dioxo-3-piperidyl)phthalimide PubChem CID: 134780 ChEBI: CHEBI:72690 IUPAC Name: 4-amino-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione SMILES: NC1=CC=CC2=C1C(=O)N(C1CCC(=O)NC1=O)C2=O

PubChem CID 134780
CAS 19171-19-8
Molecular Weight (g/mol) 273.25
ChEBI CHEBI:72690
MDL Number MFCD12756407
SMILES NC1=CC=CC2=C1C(=O)N(C1CCC(=O)NC1=O)C2=O
Synonym 3-Amino-N-(2,6-dioxo-3-piperidyl)phthalimide
IUPAC Name 4-amino-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione
InChI Key UVSMNLNDYGZFPF-UHFFFAOYNA-N
Molecular Formula C13H11N3O4
5

Strychnine 98.0+%, TCI America™

CAS: 57-24-9 Molecular Formula: C21H22N2O2 Molecular Weight (g/mol): 334.42 MDL Number: MFCD00005941 InChI Key: QMGVPVSNSZLJIA-FVWCLLPLSA-N Synonym: strychnine,strychnidin-10-one,--strychnine,strychnin,3h strychnine,unii-h9y79vd43j,sanaseed,estricnina,strychinos,strychnos PubChem CID: 441071 ChEBI: CHEBI:28973 IUPAC Name: (1R,11S,18S,20R,21R,22S)-12-oxa-8,17-diazaheptacyclo[15.5.2.0¹,¹⁸.0²,⁷.0⁸,²².0¹¹,²¹.0¹⁵,²⁰]tetracosa-2,4,6,14-tetraen-9-one SMILES: O=C1C[C@@H]2OCC=C3CN4CC[C@@]56[C@@H]4C[C@@H]3[C@@H]2[C@@H]5N1C1=CC=CC=C61

PubChem CID 441071
CAS 57-24-9
Molecular Weight (g/mol) 334.42
ChEBI CHEBI:28973
MDL Number MFCD00005941
SMILES O=C1C[C@@H]2OCC=C3CN4CC[C@@]56[C@@H]4C[C@@H]3[C@@H]2[C@@H]5N1C1=CC=CC=C61
Synonym strychnine,strychnidin-10-one,--strychnine,strychnin,3h strychnine,unii-h9y79vd43j,sanaseed,estricnina,strychinos,strychnos
IUPAC Name (1R,11S,18S,20R,21R,22S)-12-oxa-8,17-diazaheptacyclo[15.5.2.0¹,¹⁸.0²,⁷.0⁸,²².0¹¹,²¹.0¹⁵,²⁰]tetracosa-2,4,6,14-tetraen-9-one
InChI Key QMGVPVSNSZLJIA-FVWCLLPLSA-N
Molecular Formula C21H22N2O2
6

(+/-)-Thalidomide 98.0+%, TCI America™

CAS: 50-35-1 Molecular Formula: C13H10N2O4 Molecular Weight (g/mol): 258.23 MDL Number: MFCD00153873 InChI Key: UEJJHQNACJXSKW-UHFFFAOYNA-N Synonym: thalidomide,thalomid,+/--thalidomide,sedoval,2-2,6-dioxopiperidin-3-yl isoindoline-1,3-dione,corronarobetin,psycholiquid,psychotablets,theophilcholine,algosediv PubChem CID: 5426 ChEBI: CHEBI:74947 IUPAC Name: 2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione SMILES: O=C1N(C2CCC(=O)NC2=O)C(=O)C2=CC=CC=C12

PubChem CID 5426
CAS 50-35-1
Molecular Weight (g/mol) 258.23
ChEBI CHEBI:74947
MDL Number MFCD00153873
SMILES O=C1N(C2CCC(=O)NC2=O)C(=O)C2=CC=CC=C12
Synonym thalidomide,thalomid,+/--thalidomide,sedoval,2-2,6-dioxopiperidin-3-yl isoindoline-1,3-dione,corronarobetin,psycholiquid,psychotablets,theophilcholine,algosediv
IUPAC Name 2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione
InChI Key UEJJHQNACJXSKW-UHFFFAOYNA-N
Molecular Formula C13H10N2O4
7

4-Benzoyloxy-2-azetidinone 98.0+%, TCI America™

CAS: 28562-58-5 Molecular Formula: C10H9NO3 Molecular Weight (g/mol): 191.19 MDL Number: MFCD00012317 InChI Key: HJJGOOONOIFDRH-VIFPVBQESA-N PubChem CID: 2724624 IUPAC Name: (2S)-4-oxoazetidin-2-yl benzoate SMILES: O=C(O[C@H]1CC(=O)N1)C1=CC=CC=C1

PubChem CID 2724624
CAS 28562-58-5
Molecular Weight (g/mol) 191.19
MDL Number MFCD00012317
SMILES O=C(O[C@H]1CC(=O)N1)C1=CC=CC=C1
IUPAC Name (2S)-4-oxoazetidin-2-yl benzoate
InChI Key HJJGOOONOIFDRH-VIFPVBQESA-N
Molecular Formula C10H9NO3
8

Sulbactam 98.0+%, TCI America™

CAS: 68373-14-8 Molecular Formula: C8H11NO5S Molecular Weight (g/mol): 233.24 MDL Number: MFCD00867005 InChI Key: FKENQMMABCRJMK-RITPCOANSA-N Synonym: sulbactam,sulbactam acid,penicillanic acid sulfone,sulbactamum,betamaze,2s,5r-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo 3.2.0 heptane-2-carboxylic acid 4,4-dioxide,penicillanic acid 1,1-dioxide,unii-s4tf6i2330,penicillanic acid dioxide,chembl403 PubChem CID: 130313 ChEBI: CHEBI:9321 IUPAC Name: (2S,5R)-3,3-dimethyl-4,4,7-trioxo-4λ⁶-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid SMILES: CC1(C)[C@@H](N2[C@@H](CC2=O)S1(=O)=O)C(O)=O

PubChem CID 130313
CAS 68373-14-8
Molecular Weight (g/mol) 233.24
ChEBI CHEBI:9321
MDL Number MFCD00867005
SMILES CC1(C)[C@@H](N2[C@@H](CC2=O)S1(=O)=O)C(O)=O
Synonym sulbactam,sulbactam acid,penicillanic acid sulfone,sulbactamum,betamaze,2s,5r-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo 3.2.0 heptane-2-carboxylic acid 4,4-dioxide,penicillanic acid 1,1-dioxide,unii-s4tf6i2330,penicillanic acid dioxide,chembl403
IUPAC Name (2S,5R)-3,3-dimethyl-4,4,7-trioxo-4λ⁶-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
InChI Key FKENQMMABCRJMK-RITPCOANSA-N
Molecular Formula C8H11NO5S
9

7-Aminocephalosporanic Acid 97.0+%, TCI America™

CAS: 957-68-6 Molecular Formula: C10H12N2O5S Molecular Weight (g/mol): 272.275 MDL Number: MFCD00005177 InChI Key: HSHGZXNAXBPPDL-HZGVNTEJSA-N Synonym: 7-aminocephalosporanic acid,7-aca,7-aminocephalosporinic acid,7beta-aminocephalosporanic acid,7-acs,unii-9xi67897rg,7r-7-aminocephalosporanic acid,7r-7-aminocephalosporanate,cephalosporanic acid, 7-amino,6r,7r-3-acetoxymethyl-7-amino-8-oxo-5-thia-1-azabicyclo 4.2.0 oct-2-ene-2-carboxylic acid PubChem CID: 441328 ChEBI: CHEBI:2255 IUPAC Name: (6R,7R)-3-(acetyloxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid SMILES: CC(=O)OCC1=C(N2C(C(C2=O)N)SC1)C(=O)O

PubChem CID 441328
CAS 957-68-6
Molecular Weight (g/mol) 272.275
ChEBI CHEBI:2255
MDL Number MFCD00005177
SMILES CC(=O)OCC1=C(N2C(C(C2=O)N)SC1)C(=O)O
Synonym 7-aminocephalosporanic acid,7-aca,7-aminocephalosporinic acid,7beta-aminocephalosporanic acid,7-acs,unii-9xi67897rg,7r-7-aminocephalosporanic acid,7r-7-aminocephalosporanate,cephalosporanic acid, 7-amino,6r,7r-3-acetoxymethyl-7-amino-8-oxo-5-thia-1-azabicyclo 4.2.0 oct-2-ene-2-carboxylic acid
IUPAC Name (6R,7R)-3-(acetyloxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
InChI Key HSHGZXNAXBPPDL-HZGVNTEJSA-N
Molecular Formula C10H12N2O5S
10

Brucine Anhydrous 98.0+%, TCI America™

CAS: 357-57-3 Molecular Formula: C23H26N2O4 Molecular Weight (g/mol): 394.471 MDL Number: MFCD00005942 InChI Key: RRKTZKIUPZVBMF-VLTSECPOSA-N Synonym: brucine, anhydrous,brucine:strychnidin-10-one,2,3-dimethoxy PubChem CID: 51413923 IUPAC Name: (4aR,5aS,8aR,13aS,15aR,15bS)-10,11-dimethoxy-4a,5,5a,7,8,13a,15,15a,15b,16-decahydro-2H-4,6-methanoindolo[3,2,1-ij]oxepino[2,3,4-de]pyrrolo[2,3-h]quinoline-14-one SMILES: COC1=C(C=C2C(=C1)C34CCN5C3CC6C7C4N2C(=O)CC7OCC=C6C5)OC

PubChem CID 51413923
CAS 357-57-3
Molecular Weight (g/mol) 394.471
MDL Number MFCD00005942
SMILES COC1=C(C=C2C(=C1)C34CCN5C3CC6C7C4N2C(=O)CC7OCC=C6C5)OC
Synonym brucine, anhydrous,brucine:strychnidin-10-one,2,3-dimethoxy
IUPAC Name (4aR,5aS,8aR,13aS,15aR,15bS)-10,11-dimethoxy-4a,5,5a,7,8,13a,15,15a,15b,16-decahydro-2H-4,6-methanoindolo[3,2,1-ij]oxepino[2,3,4-de]pyrrolo[2,3-h]quinoline-14-one
InChI Key RRKTZKIUPZVBMF-VLTSECPOSA-N
Molecular Formula C23H26N2O4
11

Sigma Aldrich Fine Chemicals Biosciences Pomalidomide >=98% (HPLC) | 19171-19-8 | MFCD12756407 | 25MG

Pomalidomide >=98% (HPLC) | Purity: >=98% (HPLC) | Mol Wt: 273.24 | 19171-19-8 | MFCD12756407 | 25MG

ENCOMPASS
12

Sigma Aldrich Fine Chemicals Biosciences (+)-Thalidomide >=98% (HPLC), powder | 2614-06-4 | MFCD00210220 | 10MG

(+)-Thalidomide >=98% (HPLC), powder | Purity: >=98% (HPLC) | Mol Wt: 258.23 | 2614-06-4 | MFCD00210220 | 10MG

ENCOMPASS
13

Sigma Aldrich Fine Chemicals Biosciences Pomalidomide | 19171-19-8 | MFCD12756407 | 5mg

Pomalidomide | 98% (HPLC) | 273.24 | 19171-19-8 | MFCD12756407 | 5mg

ENCOMPASS
14

Sigma Aldrich Fine Chemicals Biosciences Sulbactam | 68373-14-8 | MFCD00867005 | 50MG

Sulbactam | Purity: >=98% (HPLC) | Mol Wt: 233.24 | 68373-14-8 | MFCD00867005 | 50MG

ENCOMPASS
15

Medchemexpress LLC Thalidomide-nh-c4-nh-boc | 2093388-52-2 | 99.6% | 444.48 g/mol | C22H28N4O6 | 5 MG
SDP

Thalidomide-NH-C4-NH-Boc is a thalidomide-derived E3 ligase ligand-linker conjugate developed for PROTAC research. It combines a cereblon-binding thalidomide moiety with a Boc-protected four-carbon linker to facilitate targeted protein degradation studies. For research use only.

  • High purity: 99.64% by analytical HPLC.
  • Appropriate for PROTAC development as a cereblon ligand-linker conjugate.
  • Soluble in DMSO at 100 mg/mL; ultrasonic assistance recommended.
  • Storage: store at 4°C and protect from light; in solvent, -80°C (6 months) or -20°C (1 month).
  • Available in small mg quantities suitable for medicinal chemistry applications.

ENCOMPASS_PREFERRED