Benzenoids
Résultats de la recherche filtrée
Sodium Salicylate (Powder/Certified), Fisher Chemical
CAS: 54-21-7 Formule moléculaire: C7H5NaO3 Poids moléculaire (g/mol): 160.104 Numéro MDL: MFCD00002440 Clé InChI: ABBQHOQBGMUPJH-UHFFFAOYSA-M Synonyme: sodium salicylate,sodium 2-hydroxybenzoate,salsonin,clin,enterosalicyl,enterosalil,entrosalyl,glutosalyl,kerasalicyl,magsalyl PubChem CID: 16760658 ChEBI: CHEBI:9180 Nom de l’IUPAC: sodium;2-hydroxybenzoate SOURIRES: C1=CC=C(C(=C1)C(=O)[O-])O.[Na+]
| Poids moléculaire (g/mol) | 160.104 |
|---|---|
| PubChem CID | 16760658 |
| Synonyme | sodium salicylate,sodium 2-hydroxybenzoate,salsonin,clin,enterosalicyl,enterosalil,entrosalyl,glutosalyl,kerasalicyl,magsalyl |
| Numéro MDL | MFCD00002440 |
| Nom de l’IUPAC | sodium;2-hydroxybenzoate |
| CAS | 54-21-7 |
| ChEBI | CHEBI:9180 |
| Clé InChI | ABBQHOQBGMUPJH-UHFFFAOYSA-M |
| SOURIRES | C1=CC=C(C(=C1)C(=O)[O-])O.[Na+] |
| Formule moléculaire | C7H5NaO3 |
Sodium polyanetholesulfonate
CAS: 55963-78-5 Formule moléculaire: (C10H11NaO4S)n Poids moléculaire (g/mol): NaN Numéro MDL: MFCD00148427 Clé InChI: JKJBFNAERWARKW-CZEFNJPISA-L Synonyme: sodium anethole sulfite,polyanetholesulfonate,polyanethol sulfonate,benzene, 1-methoxy-4-1-propenyl-, e-, homopolymer, sulfonated, sodium salt,sodium 1-methoxy-4-e-prop-1-enyl benzene sulfite PubChem CID: 6434512 SOURIRES: CS(=O)(=O)O[Na].COC1=CC=C(C=C1)C(-*)C(C)-*
| Poids moléculaire (g/mol) | NaN |
|---|---|
| PubChem CID | 6434512 |
| Synonyme | sodium anethole sulfite,polyanetholesulfonate,polyanethol sulfonate,benzene, 1-methoxy-4-1-propenyl-, e-, homopolymer, sulfonated, sodium salt,sodium 1-methoxy-4-e-prop-1-enyl benzene sulfite |
| Numéro MDL | MFCD00148427 |
| CAS | 55963-78-5 |
| Clé InChI | JKJBFNAERWARKW-CZEFNJPISA-L |
| SOURIRES | CS(=O)(=O)O[Na].COC1=CC=C(C=C1)C(-*)C(C)-* |
| Formule moléculaire | (C10H11NaO4S)n |
Sodium phenoxide, 98%
CAS: 139-02-6 Formule moléculaire: C6H5NaO Poids moléculaire (g/mol): 116.10 Numéro MDL: MFCD00013134 Clé InChI: NESLWCLHZZISNB-UHFFFAOYSA-M Synonyme: sodium phenoxide,sodium phenolate,sodium phenate,phenolate sodium,sodium benzenolate,sodium carbolate,phenol sodium,phenol sodium salt,phenol, sodium salt,naoph PubChem CID: 4445035 ChEBI: CHEBI:52476 SOURIRES: [Na+].[O-]C1=CC=CC=C1
| Poids moléculaire (g/mol) | 116.10 |
|---|---|
| PubChem CID | 4445035 |
| Synonyme | sodium phenoxide,sodium phenolate,sodium phenate,phenolate sodium,sodium benzenolate,sodium carbolate,phenol sodium,phenol sodium salt,phenol, sodium salt,naoph |
| Numéro MDL | MFCD00013134 |
| CAS | 139-02-6 |
| ChEBI | CHEBI:52476 |
| Clé InChI | NESLWCLHZZISNB-UHFFFAOYSA-M |
| SOURIRES | [Na+].[O-]C1=CC=CC=C1 |
| Formule moléculaire | C6H5NaO |
| Numéro MDL | MFCD00058511 |
|---|---|
| CAS | 1984-06-1 |
Sodium phenylpyruvate, 98%
CAS: 114-76-1 Formule moléculaire: C9H7NaO3 Poids moléculaire (g/mol): 186.142 Numéro MDL: MFCD00002590 Clé InChI: MQGYVGKMCRDEAF-UHFFFAOYSA-M Synonyme: sodium phenylpyruvate,phenylpyruvic acid sodium salt,sodium 2-oxo-3-phenylpropanoate,unii-7528cw33ww,sodium ?-phenylpyruvate,phenylpyruvic acid, sodium salt,l-phenyl pyruvic acid sodium salt,beta-phenylpyruvic acid sodium salt,2-oxo-3-phenylpropionic acid,3-phenyl-2-oxopropanoic acid, sodium salt PubChem CID: 23667645 Nom de l’IUPAC: sodium;2-oxo-3-phenylpropanoate SOURIRES: C1=CC=C(C=C1)CC(=O)C(=O)[O-].[Na+]
| Poids moléculaire (g/mol) | 186.142 |
|---|---|
| PubChem CID | 23667645 |
| Synonyme | sodium phenylpyruvate,phenylpyruvic acid sodium salt,sodium 2-oxo-3-phenylpropanoate,unii-7528cw33ww,sodium ?-phenylpyruvate,phenylpyruvic acid, sodium salt,l-phenyl pyruvic acid sodium salt,beta-phenylpyruvic acid sodium salt,2-oxo-3-phenylpropionic acid,3-phenyl-2-oxopropanoic acid, sodium salt |
| Numéro MDL | MFCD00002590 |
| Nom de l’IUPAC | sodium;2-oxo-3-phenylpropanoate |
| CAS | 114-76-1 |
| Clé InChI | MQGYVGKMCRDEAF-UHFFFAOYSA-M |
| SOURIRES | C1=CC=C(C=C1)CC(=O)C(=O)[O-].[Na+] |
| Formule moléculaire | C9H7NaO3 |
Sodium hippurate, 96%
CAS: 532-94-5 Formule moléculaire: C9H8NNaO3 Poids moléculaire (g/mol): 201.157 Numéro MDL: MFCD00002693 Clé InChI: ZBCAZEFVTIBZJS-UHFFFAOYSA-M Synonyme: sodium hippurate,hippuric acid sodium salt,sodium 2-benzamidoacetate,n-benzoylglycine sodium salt,glycine, n-benzoyl-, monosodium salt,ccris 5812,hippuric acid, monosodium salt,glycine, n-benzoyl-, sodium salt 1:1,hippurate sodium,benzoylaminoacetic acid sodium salt PubChem CID: 516953 Nom de l’IUPAC: sodium;2-benzamidoacetate SOURIRES: C1=CC=C(C=C1)C(=O)NCC(=O)[O-].[Na+]
| Poids moléculaire (g/mol) | 201.157 |
|---|---|
| PubChem CID | 516953 |
| Synonyme | sodium hippurate,hippuric acid sodium salt,sodium 2-benzamidoacetate,n-benzoylglycine sodium salt,glycine, n-benzoyl-, monosodium salt,ccris 5812,hippuric acid, monosodium salt,glycine, n-benzoyl-, sodium salt 1:1,hippurate sodium,benzoylaminoacetic acid sodium salt |
| Numéro MDL | MFCD00002693 |
| Nom de l’IUPAC | sodium;2-benzamidoacetate |
| CAS | 532-94-5 |
| Clé InChI | ZBCAZEFVTIBZJS-UHFFFAOYSA-M |
| SOURIRES | C1=CC=C(C=C1)C(=O)NCC(=O)[O-].[Na+] |
| Formule moléculaire | C9H8NNaO3 |
Sodium salicylate, 99%
CAS: 54-21-7 Formule moléculaire: C7H5NaO3 Poids moléculaire (g/mol): 160.104 Numéro MDL: MFCD00002440 Clé InChI: ABBQHOQBGMUPJH-UHFFFAOYSA-M Synonyme: sodium salicylate,sodium 2-hydroxybenzoate,salsonin,clin,enterosalicyl,enterosalil,entrosalyl,glutosalyl,kerasalicyl,magsalyl PubChem CID: 16760658 ChEBI: CHEBI:9180 Nom de l’IUPAC: sodium;2-hydroxybenzoate SOURIRES: C1=CC=C(C(=C1)C(=O)[O-])O.[Na+]
| Poids moléculaire (g/mol) | 160.104 |
|---|---|
| PubChem CID | 16760658 |
| Synonyme | sodium salicylate,sodium 2-hydroxybenzoate,salsonin,clin,enterosalicyl,enterosalil,entrosalyl,glutosalyl,kerasalicyl,magsalyl |
| Numéro MDL | MFCD00002440 |
| Nom de l’IUPAC | sodium;2-hydroxybenzoate |
| CAS | 54-21-7 |
| ChEBI | CHEBI:9180 |
| Clé InChI | ABBQHOQBGMUPJH-UHFFFAOYSA-M |
| SOURIRES | C1=CC=C(C(=C1)C(=O)[O-])O.[Na+] |
| Formule moléculaire | C7H5NaO3 |
Sodium phenylpyruvate monohydrate, 98%
CAS: 122049-54-1 Formule moléculaire: C9H7O3 Poids moléculaire (g/mol): 163.15 Numéro MDL: MFCD00149109 Clé InChI: BTNMPGBKDVTSJY-UHFFFAOYSA-M Synonyme: sodium phenylpyruvate monohydrate,sodium 2-oxo-3-phenylpropanoate hydrate,phenylpyruvic acid sodium salt monohydrate,phenylpyruvic acid, sodium salt,sodium hydrate ?-phenylpyruvate,l-phenyl pyruvic acid sodium salt,beta-phenylpyruvic acid sodium salt,acmc-2099lh,phenylpyruvic acid sodium hydrate,beta-phenylpyruvic acid, sodium salt PubChem CID: 23666336 Nom de l’IUPAC: sodium;2-oxo-3-phenylpropanoate;hydrate SOURIRES: [O-]C(=O)C(=O)CC1=CC=CC=C1
| Poids moléculaire (g/mol) | 163.15 |
|---|---|
| PubChem CID | 23666336 |
| Synonyme | sodium phenylpyruvate monohydrate,sodium 2-oxo-3-phenylpropanoate hydrate,phenylpyruvic acid sodium salt monohydrate,phenylpyruvic acid, sodium salt,sodium hydrate ?-phenylpyruvate,l-phenyl pyruvic acid sodium salt,beta-phenylpyruvic acid sodium salt,acmc-2099lh,phenylpyruvic acid sodium hydrate,beta-phenylpyruvic acid, sodium salt |
| Numéro MDL | MFCD00149109 |
| Nom de l’IUPAC | sodium;2-oxo-3-phenylpropanoate;hydrate |
| CAS | 122049-54-1 |
| Clé InChI | BTNMPGBKDVTSJY-UHFFFAOYSA-M |
| SOURIRES | [O-]C(=O)C(=O)CC1=CC=CC=C1 |
| Formule moléculaire | C9H7O3 |
Styrene-4-sulfonic acid sodium salt
CAS: 2695-37-6 Formule moléculaire: C8H7NaO3S Poids moléculaire (g/mol): 206.19 Numéro MDL: MFCD00013379 MFCD00084449 Clé InChI: XFTALRAZSCGSKN-UHFFFAOYSA-M Synonyme: sodium 4-vinylbenzenesulfonate,sodium p-styrenesulfonate,sodium 4-styrenesulfonate,sodium p-styrene sulfonate,unii-0kp0v3og5g,benzenesulfonic acid, 4-ethenyl-, sodium salt,poly sodium 4-vinylbenzenesulfonate,0kp0v3og5g,sodium 4-ethenylbenzenesulfonate,p-styrenesulfonic acid sodium salt PubChem CID: 3571582 Nom de l’IUPAC: sodium;4-ethenylbenzenesulfonate SOURIRES: [Na+].[O-]S(=O)(=O)C1=CC=C(C=C)C=C1
| Poids moléculaire (g/mol) | 206.19 |
|---|---|
| PubChem CID | 3571582 |
| Synonyme | sodium 4-vinylbenzenesulfonate,sodium p-styrenesulfonate,sodium 4-styrenesulfonate,sodium p-styrene sulfonate,unii-0kp0v3og5g,benzenesulfonic acid, 4-ethenyl-, sodium salt,poly sodium 4-vinylbenzenesulfonate,0kp0v3og5g,sodium 4-ethenylbenzenesulfonate,p-styrenesulfonic acid sodium salt |
| Numéro MDL | MFCD00013379 MFCD00084449 |
| Nom de l’IUPAC | sodium;4-ethenylbenzenesulfonate |
| CAS | 2695-37-6 |
| Clé InChI | XFTALRAZSCGSKN-UHFFFAOYSA-M |
| SOURIRES | [Na+].[O-]S(=O)(=O)C1=CC=C(C=C)C=C1 |
| Formule moléculaire | C8H7NaO3S |
p-Toluenesulfonic acid, sodium salt
CAS: 657-84-1 Formule moléculaire: C7H7NaO3S Poids moléculaire (g/mol): 194.18 Numéro MDL: MFCD00798566,MFCD00064388 Clé InChI: KVCGISUBCHHTDD-UHFFFAOYSA-M Synonyme: sodium p-toluenesulfonate,sodium 4-methylbenzenesulfonate,sodium tosylate,p-toluenesulfonic acid sodium salt,sodium toluenesulfonate,sodium toluenesulphonate,tosylate, sodium,naxonate hydrotrope,cyclophil sts 70,eltesol st 34 PubChem CID: 3720192 Nom de l’IUPAC: sodium;4-methylbenzenesulfonate SOURIRES: [Na+].CC1=CC=C(C=C1)S([O-])(=O)=O
| Poids moléculaire (g/mol) | 194.18 |
|---|---|
| PubChem CID | 3720192 |
| Synonyme | sodium p-toluenesulfonate,sodium 4-methylbenzenesulfonate,sodium tosylate,p-toluenesulfonic acid sodium salt,sodium toluenesulfonate,sodium toluenesulphonate,tosylate, sodium,naxonate hydrotrope,cyclophil sts 70,eltesol st 34 |
| Numéro MDL | MFCD00798566,MFCD00064388 |
| Nom de l’IUPAC | sodium;4-methylbenzenesulfonate |
| CAS | 657-84-1 |
| Clé InChI | KVCGISUBCHHTDD-UHFFFAOYSA-M |
| SOURIRES | [Na+].CC1=CC=C(C=C1)S([O-])(=O)=O |
| Formule moléculaire | C7H7NaO3S |
Sodium 4-aminosalicylate dihydrate, 98%
CAS: 6018-19-5 Formule moléculaire: C7H10NNaO5 Poids moléculaire (g/mol): 211.149 Numéro MDL: MFCD00151044 Clé InChI: GMUQJDAYXZXBOT-UHFFFAOYSA-M Synonyme: sodium 4-aminosalicylate dihydrate,sodium 4-amino-2-hydroxybenzoate dihydrate,parasal sodium,4-aminosalicylic acid sodium salt dihydrate,unii-s38b9w6axw,aminosalicylate sodium,sodium aminosalicylate,sodium p.a.s.,s38b9w6axw,aminosalicylate sodium usp PubChem CID: 16211148 Nom de l’IUPAC: sodium;4-amino-2-hydroxybenzoate;dihydrate SOURIRES: C1=CC(=C(C=C1N)O)C(=O)[O-].O.O.[Na+]
| Poids moléculaire (g/mol) | 211.149 |
|---|---|
| PubChem CID | 16211148 |
| Synonyme | sodium 4-aminosalicylate dihydrate,sodium 4-amino-2-hydroxybenzoate dihydrate,parasal sodium,4-aminosalicylic acid sodium salt dihydrate,unii-s38b9w6axw,aminosalicylate sodium,sodium aminosalicylate,sodium p.a.s.,s38b9w6axw,aminosalicylate sodium usp |
| Numéro MDL | MFCD00151044 |
| Nom de l’IUPAC | sodium;4-amino-2-hydroxybenzoate;dihydrate |
| CAS | 6018-19-5 |
| Clé InChI | GMUQJDAYXZXBOT-UHFFFAOYSA-M |
| SOURIRES | C1=CC(=C(C=C1N)O)C(=O)[O-].O.O.[Na+] |
| Formule moléculaire | C7H10NNaO5 |
2,4-Dinitrobenzenesulfonic acid sodium salt, 97%
CAS: 885-62-1 Formule moléculaire: C6H3N2NaO7S Poids moléculaire (g/mol): 270.15 Numéro MDL: MFCD00007471,MFCD10567393 Clé InChI: GSBYVRKLPCSLNV-UHFFFAOYSA-M Synonyme: sodium 2,4-dinitrobenzenesulfonate hydrate,acmc-209quh,sodium dnbs hydrate,2,4-dinitrobenzenesulfonic acid sodium salt hydrate PubChem CID: 70700115 Nom de l’IUPAC: sodium;2,4-dinitrobenzenesulfonate;hydrate SOURIRES: [Na+].[O-][N+](=O)C1=CC=C(C(=C1)[N+]([O-])=O)S([O-])(=O)=O
| Poids moléculaire (g/mol) | 270.15 |
|---|---|
| PubChem CID | 70700115 |
| Synonyme | sodium 2,4-dinitrobenzenesulfonate hydrate,acmc-209quh,sodium dnbs hydrate,2,4-dinitrobenzenesulfonic acid sodium salt hydrate |
| Numéro MDL | MFCD00007471,MFCD10567393 |
| Nom de l’IUPAC | sodium;2,4-dinitrobenzenesulfonate;hydrate |
| CAS | 885-62-1 |
| Clé InChI | GSBYVRKLPCSLNV-UHFFFAOYSA-M |
| SOURIRES | [Na+].[O-][N+](=O)C1=CC=C(C(=C1)[N+]([O-])=O)S([O-])(=O)=O |
| Formule moléculaire | C6H3N2NaO7S |
Sulfamerazine sodium salt
CAS: 127-58-2 Formule moléculaire: C11H11N4NaO2S Poids moléculaire (g/mol): 286.285 Numéro MDL: MFCD00068332 Clé InChI: BSFJGCCAXDCMOX-UHFFFAOYSA-N Synonyme: sulfamerazine sodium,solumedine,sulfamerazine sodium salt,sodium sulfamerazine,sulfamerazin natrium,sodium sulphamerazine,soluble sulfamerazine,unii-jov4ujy07o,solfamerazina sodica dcit PubChem CID: 15899899 Nom de l’IUPAC: sodium;(4-aminophenyl)sulfonyl-(4-methylpyrimidin-2-yl)azanide SOURIRES: CC1=NC(=NC=C1)[N-]S(=O)(=O)C2=CC=C(C=C2)N.[Na+]
| Poids moléculaire (g/mol) | 286.285 |
|---|---|
| PubChem CID | 15899899 |
| Synonyme | sulfamerazine sodium,solumedine,sulfamerazine sodium salt,sodium sulfamerazine,sulfamerazin natrium,sodium sulphamerazine,soluble sulfamerazine,unii-jov4ujy07o,solfamerazina sodica dcit |
| Numéro MDL | MFCD00068332 |
| Nom de l’IUPAC | sodium;(4-aminophenyl)sulfonyl-(4-methylpyrimidin-2-yl)azanide |
| CAS | 127-58-2 |
| Clé InChI | BSFJGCCAXDCMOX-UHFFFAOYSA-N |
| SOURIRES | CC1=NC(=NC=C1)[N-]S(=O)(=O)C2=CC=C(C=C2)N.[Na+] |
| Formule moléculaire | C11H11N4NaO2S |
Sodium 4-(tert-butylcarbonyloxy)benzenesulfonate, 95%
CAS: 188114-91-2 Formule moléculaire: C11H13NaO5S Poids moléculaire (g/mol): 280.27 Numéro MDL: MFCD09859793 Clé InChI: YJWRXNUCTLGRAC-UHFFFAOYSA-M Synonyme: sodium 4-pivaloyloxy benzenesulfonate,sodium 4-tert-butylcarbonyloxy-benzensulfonate,sodium 4-t-butylcarbonyloxy-benzensulfonate,sodium 4-t-butylcarbonyloxy benzensulfonate,sodium 4-2,2-dimethylpropanoyl oxy benzenesulfonate,sodium 4-t-butylcarbonyloxy-benzensulf...,4-pivaloyloxy benzenesulfonic acid sodium salt,2,2-dimethylpropanoic acid 4-sulfophenyl ester sodium salt,sodium 4-2,2-dimethylpropanoyl oxy benzene-1-sulfonate,propanoic acid, 2,2-dimethyl-, 4-sulfophenyl ester, sodium salt 1:1 PubChem CID: 23717480 Nom de l’IUPAC: sodium;4-(2,2-dimethylpropanoyloxy)benzenesulfonate SOURIRES: CC(C)(C)C(=O)OC1=CC=C(C=C1)S(=O)(=O)[O-].[Na+]
| Poids moléculaire (g/mol) | 280.27 |
|---|---|
| PubChem CID | 23717480 |
| Synonyme | sodium 4-pivaloyloxy benzenesulfonate,sodium 4-tert-butylcarbonyloxy-benzensulfonate,sodium 4-t-butylcarbonyloxy-benzensulfonate,sodium 4-t-butylcarbonyloxy benzensulfonate,sodium 4-2,2-dimethylpropanoyl oxy benzenesulfonate,sodium 4-t-butylcarbonyloxy-benzensulf...,4-pivaloyloxy benzenesulfonic acid sodium salt,2,2-dimethylpropanoic acid 4-sulfophenyl ester sodium salt,sodium 4-2,2-dimethylpropanoyl oxy benzene-1-sulfonate,propanoic acid, 2,2-dimethyl-, 4-sulfophenyl ester, sodium salt 1:1 |
| Numéro MDL | MFCD09859793 |
| Nom de l’IUPAC | sodium;4-(2,2-dimethylpropanoyloxy)benzenesulfonate |
| CAS | 188114-91-2 |
| Clé InChI | YJWRXNUCTLGRAC-UHFFFAOYSA-M |
| SOURIRES | CC(C)(C)C(=O)OC1=CC=C(C=C1)S(=O)(=O)[O-].[Na+] |
| Formule moléculaire | C11H13NaO5S |
3,5-Dichloro-2-hydroxybenzenesulfonic acid sodium salt, 98%
CAS: 54970-72-8 Formule moléculaire: C6H3Cl2NaO4S Poids moléculaire (g/mol): 265.036 Numéro MDL: MFCD00009798 Clé InChI: NMWCVZCSJHJYFW-UHFFFAOYSA-M Synonyme: sodium 3,5-dichloro-2-hydroxybenzenesulfonate,dhbs,3,5-dichloro-2-hydroxybenzenesulfonic acid sodium salt,sodium 3,5-dichloro-2-hydroxybenzenesulphonate,dchbs,3,5-dichloro-2-hydroxybenzenesulfonic acid, sodium salt,2,4-dichlorophenol-6-sulfonic acid sodium salt,sodium 3,5-chloro-6-hydroxybenzenesulfonate,benzenesulfonic acid, 3,5-dichloro-2-hydroxy-, monosodium salt,3,5-dichloro-2-hydroxybenzenesulphonic acid sodium salt PubChem CID: 3085077 Nom de l’IUPAC: sodium;3,5-dichloro-2-hydroxybenzenesulfonate SOURIRES: C1=C(C=C(C(=C1Cl)O)S(=O)(=O)[O-])Cl.[Na+]
| Poids moléculaire (g/mol) | 265.036 |
|---|---|
| PubChem CID | 3085077 |
| Synonyme | sodium 3,5-dichloro-2-hydroxybenzenesulfonate,dhbs,3,5-dichloro-2-hydroxybenzenesulfonic acid sodium salt,sodium 3,5-dichloro-2-hydroxybenzenesulphonate,dchbs,3,5-dichloro-2-hydroxybenzenesulfonic acid, sodium salt,2,4-dichlorophenol-6-sulfonic acid sodium salt,sodium 3,5-chloro-6-hydroxybenzenesulfonate,benzenesulfonic acid, 3,5-dichloro-2-hydroxy-, monosodium salt,3,5-dichloro-2-hydroxybenzenesulphonic acid sodium salt |
| Numéro MDL | MFCD00009798 |
| Nom de l’IUPAC | sodium;3,5-dichloro-2-hydroxybenzenesulfonate |
| CAS | 54970-72-8 |
| Clé InChI | NMWCVZCSJHJYFW-UHFFFAOYSA-M |
| SOURIRES | C1=C(C=C(C(=C1Cl)O)S(=O)(=O)[O-])Cl.[Na+] |
| Formule moléculaire | C6H3Cl2NaO4S |