Molecular formula

C₁₂H₂₁BN₂O₃

22 compounds have this formula on CompoundList.

Molar mass: 252.12g/mol
Monoisotopic mass: 261.2210Da
Atoms: 39
Elements: 5

The formula C12H21BN2O3 describes a molecule made of 12 carbon atoms, 21 hydrogen atoms, 1 boron atom, 2 nitrogen atoms and 3 oxygen atoms. 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 × 1257.17%
12.011 × 12 = 144.132 g/mol
H Hydrogen × 218.40%
1.008 × 21 = 21.168 g/mol
B Boron × 14.29%
10.81 × 1 = 10.810 g/mol
N Nitrogen × 211.11%
14.007 × 2 = 28.014 g/mol
O Oxygen × 319.04%
15.999 × 3 = 47.997 g/mol

Look up another formula

Compounds with the formula C12H21BN2O3

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 22 of 22 compounds

1-(2-Methoxyethyl)-1H-pyrazole-4-boronic acid, pinacol ester

CAS 847818-71-7C₁₂H₂₁BN₂O₃

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxamide

CAS 1257996-76-1C₁₂H₂₁BN₂O₃

3-(Methoxymethyl)-1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

CAS 1619897-15-2C₁₂H₂₁BN₂O₃

1-(2-Methoxyethyl)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

CAS 1609367-69-2C₁₂H₂₁BN₂O₃

3-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]propan-1-ol

CAS 1000802-50-5C₁₂H₂₁BN₂O₃

1-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)propan-2-ol

CAS 1346819-38-2C₁₂H₂₁BN₂O₃

(S)-1-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)propan-2-ol

CAS 1282530-88-4C₁₂H₂₁BN₂O₃

1-(Ethoxymethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

CAS 1235406-71-9C₁₂H₂₁BN₂O₃

(R)-1-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)1H-pyrazol-1-yl)propan-2-ol

CAS 1282530-87-3C₁₂H₂₁BN₂O₃

4-(Methoxymethyl)-1-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

CAS 1430057-85-4C₁₂H₂₁BN₂O₃

1-(1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-5-yl)ethanol

CAS 1611453-16-7C₁₂H₂₁BN₂O₃

3-Methyl-1-(hydroxyethyl)pyrazole-4-boronic acid pinacol ester

CAS 1853186-51-2C₁₂H₂₁BN₂O₃

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-[2-(trideuteriomethoxy)ethyl]pyrazole

CAS 1251731-73-3C₁₂H₂₁BN₂O₃

(R)-2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)propan-1-ol

CAS 2505078-37-3C₁₂H₂₁BN₂O₃

(S)-2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)propan-1-ol

CAS 2505078-45-3C₁₂H₂₁BN₂O₃

2-(Methoxy-d3)-1,5-bis(methyl-d3)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-imidazole

CAS 2304818-22-0C₁₂H₂₁BN₂O₃

2-(Ethoxy-d5)-1-(methyl-d3)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-imidazole-5-d

CAS 2304817-66-9C₁₂H₂₁BN₂O₃

1-(Ethyl-d5)-2-(methoxy-d3)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-imidazole-5-d

CAS 2304817-20-5C₁₂H₂₁BN₂O₃

2-Ethoxy-1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-imidazole

CAS 2304818-13-9C₁₂H₂₁BN₂O₃

1-Ethyl-2-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-imidazole

CAS 2304817-72-7C₁₂H₂₁BN₂O₃

2-Ethoxy-1-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-imidazole

CAS 2460672-50-6C₁₂H₂₁BN₂O₃

2-Methoxy-1,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-imidazole

CAS 2304817-92-1C₁₂H₂₁BN₂O₃

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What is the molar mass of C12H21BN2O3?

The molar mass of C12H21BN2O3 is 252.12 g/mol, calculated from standard atomic weights for 12 carbon atoms, 21 hydrogen atoms, 1 boron atom, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 261.2210 Da.

How many compounds have the formula C12H21BN2O3?

CompoundList lists 22 compounds with the molecular formula C12H21BN2O3, including 1-(2-Methoxyethyl)-1H-pyrazole-4-boronic acid, pinacol ester, 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxamide, 3-(Methoxymethyl)-1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.