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Periodic Table/Compounds/85-40-5

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© Melvin Olsson 2025–2026
Data: IAEA & PubChem

85-40-5

C₈H₉NO₂·151.160 g/mol·CID 6808

IUPAC: 3a,4,7,7a-tetrahydroisoindole-1,3-dione

Also known as: 1,2,3,6-TETRAHYDROPHTHALIMIDE, 4-Cyclohexene-1,2-dicarboximide, Tetrahydrophthalic acid imide, 1H-Isoindole-1,3(2H)-dione, 3a,4,7,7a-tetrahydro-, delta(4)-Tetrahydrophthalimide (+14 more)

2D structure of 85-40-5

Molecular Structure

Molecular Propertiesmass · H-bonds · stereo

Molecular Weight

151.160g/mol

Exact Mass

151.063329Da

Monoisotopic Mass

151.063329Da

XLogP

0.2

Polar Surface Area

46.2Ų

Complexity

220

Formal Charge

0

H-Bond Donors

1

H-Bond Acceptors

2

Rotatable Bonds

0

Heavy Atoms

11

Stereo Centers

0

Bond Stereo

0

Drug-Likeness (Lipinski's Rule of Five)

✓ 151.2 g/mol
MW ≤ 500
✓ 0.2
LogP ≤ 5
✓ 1
H-bond donors ≤ 5
✓ 2
H-bond acceptors ≤ 10

Passes all rules — good oral bioavailability predicted

Chemical IdentifiersSMILES · InChI

InChI

InChI=1S/C8H9NO2/c10-7-5-3-1-2-4-6(5)8(11)9-7/h1-2,5-6H,3-4H2,(H,9,10,11)

Isomers8 compounds with formula C₈H₉NO₂

2D structure of N-(4-hydroxyphenyl)acetamide

N-(4-hydroxyphenyl)acetamide

CID 1983 · 151.2 g/mol

2D structure of methyl 2-aminobenzoate

methyl 2-aminobenzoate

CID 8635 · 151.2 g/mol

2D structure of N-(3-hydroxyphenyl)acetamide

N-(3-hydroxyphenyl)acetamide

CID 12124 · 151.2 g/mol

2D structure of N-(2-hydroxyphenyl)acetamide

N-(2-hydroxyphenyl)acetamide

CID 11972 · 151.2 g/mol

2D structure of ethyl pyridine-3-carboxylate

ethyl pyridine-3-carboxylate

CID 69188 · 151.2 g/mol

2D structure of 4-(aminomethyl)benzoic acid

4-(aminomethyl)benzoic acid

CID 65526 · 151.2 g/mol

2D structure of 1,2-dimethyl-4-nitrobenzene

1,2-dimethyl-4-nitrobenzene

CID 7440 · 151.2 g/mol

2D structure of 4-methoxybenzamide

4-methoxybenzamide

CID 76959 · 151.2 g/mol

External Resources

PubChem ↗Wikipedia ↗