Molecular formula
C13H9NO2S
75 compounds have this formula on CompoundList.
- Molar mass
- 243.28g/mol
- Monoisotopic mass
- 243.0354Da
- Atoms
- 26
- Elements
- 5
- Rings plus double bonds
- 10
The formula C13H9NO2S describes a molecule made of 13 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom, 2 oxygen atoms and 1 sulfur atom. It is written in Hill notation: carbon first, then hydrogen, then the other elements in alphabetical order. The formula tells you which atoms are present, not how they are connected, which is why several different chemicals can share it.
Elemental composition
- C Carbon × 1364.18%12.011 × 13 = 156.143 g/mol
- H Hydrogen × 93.73%1.008 × 9 = 9.072 g/mol
- N Nitrogen × 15.76%14.007 × 1 = 14.007 g/mol
- O Oxygen × 213.15%15.999 × 2 = 31.998 g/mol
- S Sulfur × 113.18%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C13H9NO2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 75 of 75 compounds
2-(Thiophene-2-carbonyl)-1-benzofuran-3-amine
CAS 775315-02-1C13H9NO2S
AW-464
CAS 485842-97-5C13H9NO2S
4-(2-Benzothiazolyl)-1,3-benzenediol
CAS 6265-56-1C13H9NO2S
6-Methyl-2-(2-thienyl)-4H-3,1-benzoxazin-4-one
CAS 244205-65-0C13H9NO2S
![2-Methyl-5-phenyl-4H-thieno[2,3-d][1,3]oxazin-4-one chemical structure, C13H9NO2S, CAS 13130-45-5](/s/JKYABVPVYWRLLP-UHFFFAOYSA-N.svg)
2-Methyl-5-phenyl-4H-thieno[2,3-d][1,3]oxazin-4-one
CAS 13130-45-5C13H9NO2S
1-(2-Thienylmethyl)-1H-indole-2,3-dione
CAS 503855-48-9C13H9NO2S
3-Phenyl-1,2-benzisothiazole 1,1-dioxide
CAS 53440-57-6C13H9NO2S
![2-(4-Methylphenyl)-4H-thieno[3,2-d][1,3]oxazin-4-one chemical structure, C13H9NO2S, CAS 866131-40-0](/s/BDOAUTCNEOWPNR-UHFFFAOYSA-N.svg)
2-(4-Methylphenyl)-4H-thieno[3,2-d][1,3]oxazin-4-one
CAS 866131-40-0C13H9NO2S
![3-[(4-Formylphenoxy)methyl]thiophene-2-carbonitrile chemical structure, C13H9NO2S, CAS 256471-05-3](/s/REEBWSYYNPPSKV-UHFFFAOYSA-N.svg)
3-[(4-Formylphenoxy)methyl]thiophene-2-carbonitrile
CAS 256471-05-3C13H9NO2S
1,2-Benzenediol, 4-(2-benzothiazolyl)-
CAS 96460-77-4C13H9NO2S
![2-Methyl-6-phenyl-4H-thieno[2,3-d][1,3]oxazin-4-one chemical structure, C13H9NO2S, CAS 370587-15-8](/s/SFYCLUAWKGBTMG-UHFFFAOYSA-N.svg)
2-Methyl-6-phenyl-4H-thieno[2,3-d][1,3]oxazin-4-one
CAS 370587-15-8C13H9NO2S
3-(4-Methylthiazol-2-yl)-2H-chromen-2-one
CAS 313519-49-2C13H9NO2S
![4-Hydroxy-5-phenyl-7H-thieno[2,3-b] chemical structure, C13H9NO2S, CAS 179337-87-2](/s/LLZJLIULTBEDHM-UHFFFAOYSA-N.svg)
4-Hydroxy-5-phenyl-7H-thieno[2,3-b]
CAS 179337-87-2C13H9NO2S
RefChem:381754
CAS 61380-85-6C13H9NO2S
6-(1,3-Benzothiazol-2(3H)-ylidene)-2-hydroxycyclohexa-2,4-dien-1-one
CAS 90481-43-9C13H9NO2S
3-(2-Methyl-1,3-thiazol-4-yl)-2H-chromen-2-one
CAS 106578-02-3C13H9NO2S
Thiazolo(3,2-a)pyridinium, 3,8-dihydroxy-2-phenyl-, hydroxide, inner salt
CAS 35143-57-8C13H9NO2S
![7-Hydroxy-6-phenyl-4H-thieno[3,2-b] chemical structure, C13H9NO2S, CAS 877313-27-4](/s/IHPTWNRIWNMNSC-UHFFFAOYSA-N.svg)
7-Hydroxy-6-phenyl-4H-thieno[3,2-b]
CAS 877313-27-4C13H9NO2S
2-(Thiophen-2-ylmethyl)isoindoline-1,3-dione
CAS 75815-41-7C13H9NO2S
![7-Methylthieno[2,3-b]quinoline-2-carboxylic acid chemical structure, C13H9NO2S, CAS 333312-06-4](/s/STFBAYHWAROTRN-UHFFFAOYSA-N.svg)
7-Methylthieno[2,3-b]quinoline-2-carboxylic acid
CAS 333312-06-4C13H9NO2S
10H-Phenothiazine-3-carboxylic acid
CAS 68230-59-1C13H9NO2S
4-(Phenylsulfonyl)benzonitrile
CAS 28525-13-5C13H9NO2S
![6-Methylthieno[2,3-b]quinoline-2-carboxylic acid chemical structure, C13H9NO2S, CAS 333312-07-5](/s/AOIWGCFOISZHHK-UHFFFAOYSA-N.svg)
6-Methylthieno[2,3-b]quinoline-2-carboxylic acid
CAS 333312-07-5C13H9NO2S
![8-Methylthieno[2,3-b]quinoline-2-carboxylic acid chemical structure, C13H9NO2S, CAS 333312-05-3](/s/GAKUIFOTAALGHN-UHFFFAOYSA-N.svg)
8-Methylthieno[2,3-b]quinoline-2-carboxylic acid
CAS 333312-05-3C13H9NO2S
- 3-(1H-Pyrrol-1-yl)benzo[b]thiophene-2-carboxylic acid80066-98-4C13H9NO2S
- 2-(Phenylsulfonyl)benzonitrile54737-49-4C13H9NO2S
- 2-(2-Benzothiazolyloxy)phenol70216-96-5C13H9NO2S
- 10H-Phenothiazine-2-carboxylic acid25234-50-8C13H9NO2S
- Methyl thieno[2,3-b]quinoline-2-carboxylate51925-46-3C13H9NO2S
- Benz(cd)indole-1(2H)-acetic acid, 2-thioxo-85386-73-8C13H9NO2S
- Dibenzo[b,f][1,4]thiazepin-11(10H)-one, 5-oxide20290-48-6C13H9NO2S
- 2-(5-Acetyl-2-thienyl)-3-(2-furyl)acrylonitrile478261-04-0C13H9NO2S
- 6-Methyl-2-phenylthieno[2,3-d][1,3]oxazin-4-one73696-33-0C13H9NO2S
- 10H-Phenothiazine-10-carboxaldehyde, 5-oxide99542-91-3C13H9NO2S
- Thieno[2,3-b]quinoline-4-carboxylic acid, methyl ester61334-08-5C13H9NO2S
- 7-Methoxy-3H-phenothiazin-3-one91578-48-2C13H9NO2S
- 2-(Methylthio)-3H-phenoxazin-3-one115695-20-0C13H9NO2S
- 3-(2-Thienyl)-1H-indole-2-carboxylic acid1220027-01-9C13H9NO2S
- 1-[2-(1-Benzofuran-2-yl)-1,3-thiazol-4-yl]ethan-1-one1378764-90-9C13H9NO2S
- 5-(Benzo[b]thiophen-2-yl)-1H-pyrrole-2-carboxylic acid1897771-31-1C13H9NO2S
- 4-Phenoxy-1,3-benzothiazol-2(3H)-one77859-44-0C13H9NO2S
- Methyl benzothieno[3,2-c]pyridine-3-carboxylate478149-16-5C13H9NO2S
- 1-Methyl-2-nitrodibenzothiophene373356-35-5C13H9NO2S
- 4-(2-(Furan-2-yl)thiazol-4-yl)phenol1499399-91-5C13H9NO2S
- 3-Phenyl-4H-thieno[3,2-b]pyrrole-5-carboxylic acid107377-26-4C13H9NO2S
- Ethanone, 2-(2-benzothiazolyl)-1-(2-furanyl)-62693-24-7C13H9NO2S
- 5-(6-Methyl-1,3-benzothiazol-2-yl)furan-2-carbaldehyde63400-69-1C13H9NO2S
- 6-Phenoxy-1,3-benzothiazol-2(3H)-one77859-45-1C13H9NO2S
- Methyl 5-(3-cyanophenyl)thiophene-2-carboxylate1023531-69-2C13H9NO2S
- 5-Hydroxy-4-(thiophen-3-yl)isoquinolin-1(2H)-one656234-37-6C13H9NO2S
- 10H-1,3-Dioxolo[4,5-b]phenothiazine259-39-2C13H9NO2S
- 2-Propenenitrile, 3-(1-naphthalenylsulfonyl)-, (E)-64326-51-8C13H9NO2S
- 3-(Naphthalen-1-yl)-1,3-thiazolidine-2,4-dione88103-69-9C13H9NO2S
- 3-Phenyl-6H-thieno[2,3-b]pyrrole-5-carboxylic acid1007386-47-1C13H9NO2S
- 5-(3-Formyl-4-methoxyphenyl)thiophene-2-carbonitrile1290715-03-5C13H9NO2S
- 6-(Thiophen-3-yl)isoquinoline-1,3(2H,4H)-dione943753-03-5C13H9NO2S
- 5-(1H-Indol-2-yl)thiophene-2-carboxylic acid933735-19-4C13H9NO2S
- 2-Amino-3-carboxydibenzothiophene943632-95-9C13H9NO2S
- 3-Methyl-2-nitronaphtho[1,2-B]thiophene62615-49-0C13H9NO2S
- 3-Methyl-5-nitronaphtho[1,2-B]thiophene62615-50-3C13H9NO2S
- 2-Methyl-5-nitronaphtho[1,2-B]thiophene62615-42-3C13H9NO2S
- 5-Acetyl-2-hydroxy-4-phenylthiophene-3-carbonitrile122835-46-5C13H9NO2S
- 2-Oxazolin-5-one, 4-phenyl-2-(2-thienyl)-28168-62-9C13H9NO2S
- Methyl 2-(2-phenylethynyl)-1,3-thiazole-4-carboxylate1290136-71-8C13H9NO2S
- 2-[(Thiophen-2-yl)methylidene]-2H-1,4-benzoxazin-3(4H)-one62520-05-2C13H9NO2S
- 8-Hydroxydibenzo[B,F][1,4]thiazepin-11(10H)-one3159-06-6C13H9NO2S
- 6-Phenylpyrrolo[2,1-b]thiazole-7-carboxylic acid956293-27-9C13H9NO2S
- 5-(2-Formyl-4-methoxyphenyl)thiophene-2-carbonitrile1963716-83-7C13H9NO2S
- 2-Isothiocyanato-2-(naphthalen-2-yl)acetic acid2172009-47-9C13H9NO2S
- 3-(1H-Indol-7-yl)thiophene-2-carboxylic acid2172008-54-5C13H9NO2S
- Methyl 4-(5-cyanothiophen-2-yl)benzoate1186368-95-5C13H9NO2S
- 5-(2-Formyl-5-methoxyphenyl)thiophene-2-carbonitrile1995526-85-6C13H9NO2S
- 7-Thiazol-2-yloxynaphthalen-2-ol1183296-84-5C13H9NO2S
- Cyano(phenyl)methyl thiophene-2-carboxylate1521989-16-1C13H9NO2S
- 1-(5-(Benzo[d]oxazol-2-yl)thiophen-2-yl)ethan-1-one1242423-37-5C13H9NO2S
Frequently asked questions
What is the molar mass of C13H9NO2S?
The molar mass of C13H9NO2S is 243.28 g/mol, calculated from standard atomic weights for 13 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 243.0354 Da.
How many compounds have the formula C13H9NO2S?
CompoundList lists 75 compounds with the molecular formula C13H9NO2S, including 2-(Thiophene-2-carbonyl)-1-benzofuran-3-amine, AW-464, 4-(2-Benzothiazolyl)-1,3-benzenediol. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.
What is the degree of unsaturation of C13H9NO2S?
C13H9NO2S has a degree of unsaturation of 10. That is the total number of rings and pi bonds (a double bond counts as one, a triple bond as two) in any structure with this formula.