diff --git a/src/si/mod.rs b/src/si/mod.rs
index 7b7f6fa5..8838b841 100644
--- a/src/si/mod.rs
+++ b/src/si/mod.rs
@@ -83,6 +83,7 @@ system! {
         mass_rate::MassRate,
         molar_concentration::MolarConcentration,
         molar_energy::MolarEnergy,
+        molar_heat_capacity::MolarHeatCapacity,
         molar_mass::MolarMass,
         momentum::Momentum,
         power::Power,
diff --git a/src/si/molar_heat_capacity.rs b/src/si/molar_heat_capacity.rs
new file mode 100644
index 00000000..dee4b622
--- /dev/null
+++ b/src/si/molar_heat_capacity.rs
@@ -0,0 +1,159 @@
+//! Molar heat capacity (base unit joule per kelvin mole, m² · kg · s⁻² · K⁻¹ · mol⁻¹).
+
+quantity! {
+    /// Molar heat capacity (base unit joule per kelvin mole, m² · kg · s⁻² · K⁻¹ · mol⁻¹).
+    quantity: MolarHeatCapacity; "molar heat capacity";
+    /// Dimension of molar heat capacity, L²MT⁻²Th⁻¹N⁻¹ (base unit joule per kelvin mole,
+    /// m² · kg · s⁻² · K⁻¹ · mol⁻¹).
+    dimension: ISQ<
+        P2,     // length
+        P1,     // mass
+        N2,     // time
+        Z0,     // electric current
+        N1,     // thermodynamic temperature
+        N1,     // amount of substance
+        Z0>;    // luminous intensity
+    units {
+        @yottajoule_per_kelvin_mole: prefix!(yotta); "YJ/(K · mol)", "yottajoule per kelvin mole",
+            "yottajoules per kelvin mole";
+        @zettajoule_per_kelvin_mole: prefix!(zetta); "ZJ/(K · mol)", "zettajoule per kelvin mole",
+            "zettajoules per kelvin mole";
+        @exajoule_per_kelvin_mole: prefix!(exa); "EJ/(K · mol)", "exajoule per kelvin mole",
+            "exajoules per kelvin mole";
+        @petajoule_per_kelvin_mole: prefix!(peta); "PJ/(K · mol)", "petajoule per kelvin mole",
+            "petajoules per kelvin mole";
+        @terajoule_per_kelvin_mole: prefix!(tera); "TJ/(K · mol)", "terajoule per kelvin mole",
+            "terajoules per kelvin mole";
+        @gigajoule_per_kelvin_mole: prefix!(giga); "GJ/(K · mol)", "gigajoule per kelvin mole",
+            "gigajoules per kelvin mole";
+        @megajoule_per_kelvin_mole: prefix!(mega); "MJ/(K · mol)", "megajoule per kelvin mole",
+            "megajoules per kelvin mole";
+        @kilojoule_per_kelvin_mole: prefix!(kilo); "kJ/(K · mol)", "kilojoule per kelvin mole",
+            "kilojoules per kelvin mole";
+        @hectojoule_per_kelvin_mole: prefix!(hecto); "hJ/(K · mol)", "hectojoule per kelvin mole",
+            "hectojoules per kelvin mole";
+        @decajoule_per_kelvin_mole: prefix!(deca); "daJ/(K · mol)", "decajoule per kelvin mole",
+            "decajoules per kelvin mole";
+        /// Derived unit of molar heat capacity.
+        @joule_per_kelvin_mole: prefix!(none); "J/(K · mol)", "joule per kelvin mole",
+            "joules per kelvin mole";
+        @decijoule_per_kelvin_mole: prefix!(deci); "dJ/(K · mol)", "decijoule per kelvin mole",
+            "decijoules per kelvin mole";
+        @centijoule_per_kelvin_mole: prefix!(centi); "cJ/(K · mol)", "centijoule per kelvin mole",
+            "centijoules per kelvin mole";
+        @millijoule_per_kelvin_mole: prefix!(milli); "mJ/(K · mol)", "millijoule per kelvin mole",
+            "millijoules per kelvin mole";
+        @microjoule_per_kelvin_mole: prefix!(micro); "µJ/(K · mol)", "microjoule per kelvin mole",
+            "microjoules per kelvin mole";
+        @nanojoule_per_kelvin_mole: prefix!(nano); "nJ/(K · mol)", "nanojoule per kelvin mole",
+            "nanojoules per kelvin mole";
+        @picojoule_per_kelvin_mole: prefix!(pico); "pJ/(K · mol)", "picojoule per kelvin mole",
+            "picojoules per kelvin mole";
+        @femtojoule_per_kelvin_mole: prefix!(femto); "fJ/(K · mol)", "femtojoule per kelvin mole",
+            "femtojoules per kelvin mole";
+        @attojoule_per_kelvin_mole: prefix!(atto); "aJ/(K · mol)", "attojoule per kelvin mole",
+            "attojoules per kelvin mole";
+        @zeptojoule_per_kelvin_mole: prefix!(zepto); "zJ/(K · mol)", "zeptojoule per kelvin mole",
+            "zeptojoules per kelvin mole";
+        @yoctojoule_per_kelvin_mole: prefix!(yocto); "yJ/(K · mol)", "yoctojoule per kelvin mole",
+            "yoctojoules per kelvin mole";
+
+        @btu_it_per_kelvin_mole: 1.055_056_E3; "Btu (IT)/(K · mol)",
+            "British thermal unit (IT) per kelvin mole",
+            "British thermal units (IT) per kelvin mole";
+        @btu_per_kelvin_mole: 1.054_350_E3; "Btu/(K · mol)", "British thermal unit per kelvin mole",
+            "British thermal units per kelvin mole";
+        @btu_39_per_kelvin_mole: 1.059_67_E3; "Btu₃₉/(K · mol)",
+            "British thermal unit (39 °F) per kelvin mole",
+            "British thermal units (39 °F) per kelvin mole";
+        @btu_59_per_kelvin_mole: 1.054_80_E3; "Btu₅₉/(K · mol)",
+            "British thermal unit (59 °F) per kelvin mole",
+            "British thermal units (59 °F) per kelvin mole";
+        @btu_60_per_kelvin_mole: 1.054_68_E3; "Btu₆₀/(K · mol)",
+            "British thermal unit (60 °F) per kelvin mole",
+            "British thermal units (60 °F) per kelvin mole";
+        @calorie_it_per_kelvin_mole: 4.186_8_E0; "cal (IT)/(K · mol)",
+            "calorie (IT) per kelvin mole", "calories (IT) per kelvin mole";
+        @calorie_per_kelvin_mole: 4.184_E0; "cal/(K · mol)", "calorie per kelvin mole",
+            "calories per kelvin mole";
+        @calorie_15_per_kelvin_mole: 4.185_80_E0; "cal₁₅/(K · mol)",
+            "calorie (15 °C) per kelvin mole", "calories (15 °C) per kelvin mole";
+        @calorie_20_per_kelvin_mole: 4.181_90_E0; "cal₂₀/(K · mol)",
+            "calorie (20 °C) per kelvin mole", "calories (20 °C) per kelvin mole";
+        @calorie_it_nutrition_per_kelvin_mole: 4.186_8_E3; "Cal (IT)/(K · mol)",
+            "Calorie (IT) per kelvin mole", "Calories (IT) per kelvin mole";
+        @calorie_nutrition_per_kelvin_mole: 4.184_E3; "Cal/(K · mol)",
+            "Calorie per kelvin mole", "Calories per kelvin mole";
+        @kilocalorie_it_per_kelvin_mole: 4.186_8_E3; "kcal (IT)/(K · mol)",
+            "kilocalorie (IT) per kelvin mole", "kilocalories (IT) per kelvin mole";
+        @kilocalorie_per_kelvin_mole: 4.184_E3; "kcal/(K · mol)", "kilocalorie per kelvin mole",
+            "kilocalories per kelvin mole";
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    storage_types! {
+        use crate::num::One;
+        use crate::si::amount_of_substance as a;
+        use crate::si::energy as e;
+        use crate::si::molar_heat_capacity as m;
+        use crate::si::quantities::*;
+        use crate::si::temperature_interval as t;
+        use crate::tests::Test;
+
+        #[test]
+        fn check_dimension() {
+            let _: MolarHeatCapacity<V> = Energy::new::<e::joule>(V::one())
+                / (TemperatureInterval::new::<t::kelvin>(V::one())
+                    * AmountOfSubstance::new::<a::mole>(V::one()));
+        }
+
+        #[test]
+        fn check_units() {
+            test::<e::yottajoule, t::kelvin, a::mole, m::yottajoule_per_kelvin_mole>();
+            test::<e::zettajoule, t::kelvin, a::mole, m::zettajoule_per_kelvin_mole>();
+            test::<e::exajoule, t::kelvin, a::mole, m::exajoule_per_kelvin_mole>();
+            test::<e::petajoule, t::kelvin, a::mole, m::petajoule_per_kelvin_mole>();
+            test::<e::terajoule, t::kelvin, a::mole, m::terajoule_per_kelvin_mole>();
+            test::<e::gigajoule, t::kelvin, a::mole, m::gigajoule_per_kelvin_mole>();
+            test::<e::megajoule, t::kelvin, a::mole, m::megajoule_per_kelvin_mole>();
+            test::<e::kilojoule, t::kelvin, a::mole, m::kilojoule_per_kelvin_mole>();
+            test::<e::hectojoule, t::kelvin, a::mole, m::hectojoule_per_kelvin_mole>();
+            test::<e::decajoule, t::kelvin, a::mole, m::decajoule_per_kelvin_mole>();
+            test::<e::joule, t::kelvin, a::mole, m::joule_per_kelvin_mole>();
+            test::<e::decijoule, t::kelvin, a::mole, m::decijoule_per_kelvin_mole>();
+            test::<e::centijoule, t::kelvin, a::mole, m::centijoule_per_kelvin_mole>();
+            test::<e::millijoule, t::kelvin, a::mole, m::millijoule_per_kelvin_mole>();
+            test::<e::microjoule, t::kelvin, a::mole, m::microjoule_per_kelvin_mole>();
+            test::<e::nanojoule, t::kelvin, a::mole, m::nanojoule_per_kelvin_mole>();
+            test::<e::picojoule, t::kelvin, a::mole, m::picojoule_per_kelvin_mole>();
+            test::<e::femtojoule, t::kelvin, a::mole, m::femtojoule_per_kelvin_mole>();
+            test::<e::attojoule, t::kelvin, a::mole, m::attojoule_per_kelvin_mole>();
+            test::<e::zeptojoule, t::kelvin, a::mole, m::zeptojoule_per_kelvin_mole>();
+            test::<e::yoctojoule, t::kelvin, a::mole, m::yoctojoule_per_kelvin_mole>();
+
+
+            test::<e::btu_it, t::kelvin, a::mole, m::btu_it_per_kelvin_mole>();
+            test::<e::btu, t::kelvin, a::mole, m::btu_per_kelvin_mole>();
+            test::<e::btu_39, t::kelvin, a::mole, m::btu_39_per_kelvin_mole>();
+            test::<e::btu_59, t::kelvin, a::mole, m::btu_59_per_kelvin_mole>();
+            test::<e::btu_60, t::kelvin, a::mole, m::btu_60_per_kelvin_mole>();
+            test::<e::calorie_it, t::kelvin, a::mole, m::calorie_it_per_kelvin_mole>();
+            test::<e::calorie, t::kelvin, a::mole, m::calorie_per_kelvin_mole>();
+            test::<e::calorie_15, t::kelvin, a::mole, m::calorie_15_per_kelvin_mole>();
+            test::<e::calorie_20, t::kelvin, a::mole, m::calorie_20_per_kelvin_mole>();
+            test::<e::calorie_it_nutrition, t::kelvin, a::mole, m::calorie_it_nutrition_per_kelvin_mole>();
+            test::<e::calorie_nutrition, t::kelvin, a::mole, m::calorie_nutrition_per_kelvin_mole>();
+            test::<e::kilocalorie_it, t::kelvin, a::mole, m::kilocalorie_it_per_kelvin_mole>();
+            test::<e::kilocalorie, t::kelvin, a::mole, m::kilocalorie_per_kelvin_mole>();
+
+            fn test<E: e::Conversion<V>, T: t::Conversion<V>, A: a::Conversion<V>, M: m::Conversion<V>>() {
+                Test::assert_approx_eq(&MolarHeatCapacity::new::<M>(V::one()),
+                    &(Energy::new::<E>(V::one())
+                        / (TemperatureInterval::new::<T>(V::one())
+                            * AmountOfSubstance::new::<A>(V::one()))));
+            }
+        }
+    }
+}
\ No newline at end of file