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Properties of substance:

sodium dihydrogen citrate monoclinic form

Group of substances:

inorganic

Physical appearance:

monoclinic crystals

Empirical formula (Hill's system for organic substances):

C6H7NaO7

Structural formula as text:

(HOOCCH2)2C(OH)COONa

Solubility (g/100 g of solvent):

water: 13.5 [Ref.]

Interatomic distances and bond angles:

Interatomic distances (in pm): 0,1519 (C(1)-C(2)) [crystals]
Interatomic distances (in pm): 0,1538 (C(2)-C(3)) [crystals]
Interatomic distances (in pm): 0,1533 (C(3)-C(4)) [crystals]
Interatomic distances (in pm): 0,1556 (C(3)-C(6)) [crystals]
Interatomic distances (in pm): 0,1512 (C(4)-C(5)) [crystals]
Interatomic distances (in pm): 0,101 (C(2)-H(1)) [crystals]
Interatomic distances (in pm): 0,098 (C(2)-H(2)) [crystals]
Interatomic distances (in pm): 0,097 (C(3)-H(3)) [crystals]
Interatomic distances (in pm): 0,1 (C(3)-H(4)) [crystals]
Interatomic distances (in pm): 0,1321 (C(1)-O(1)) [crystals]
Interatomic distances (in pm): 0,1203 (C(1)-O(2)) [crystals]
Interatomic distances (in pm): 0,1433 (C(3)-O(7)) [crystals]
Interatomic distances (in pm): 0,1313 (C(5)-O(3)) [crystals]
Interatomic distances (in pm): 0,1216 (C(5)-O(4)) [crystals]
Interatomic distances (in pm): 0,1253 (C(6)-O(5)) [crystals]
Interatomic distances (in pm): 0,1252 (C(6)-O(6)) [crystals]
Interatomic distances (in pm): 0,087 (O(1)-H(6)) [crystals]
Interatomic distances (in pm): 0,101 (O(3)-H(7)) [crystals]
Interatomic distances (in pm): 0,084 (O(7)-H(5)) [crystals]
Bond angles (in degrees): 115 (C(1)-C(2)-C(3)) [crystals]
Bond angles (in degrees): 110,4 (C(2)-C(3)-C(4)) [crystals]
Bond angles (in degrees): 106,6 (C(2)-C(3)-C(6)) [crystals]
Bond angles (in degrees): 110,9 (C(2)-C(3)-O(7)) [crystals]
Bond angles (in degrees): 113 (C(3)-C(4)-C(5)) [crystals]
Bond angles (in degrees): 115,3 (C(3)-C(6)-O(5)) [crystals]
Bond angles (in degrees): 109,2 (C(4)-C(3)-C(6)) [crystals]
Bond angles (in degrees): 111,4 (C(4)-C(3)-O(7)) [crystals]
Bond angles (in degrees): 113,2 (O(1)-C(1)-C(2)) [crystals]
Bond angles (in degrees): 124,5 (O(1)-C(1)-O(2)) [crystals]
Bond angles (in degrees): 122,3 (O(2)-C(1)-C(2)) [crystals]
Bond angles (in degrees): 123,5 (O(3)-C(5)-O(4)) [crystals]
Bond angles (in degrees): 126,3 (O(5)-C(6)-O(6)) [crystals]

Density:

1.747 (g/cm3)

References:

  1. Acta Crystallographica. - 1965. - Vol. 19, No. 4. - pp. 561-572 [DOI: 10.1107/s0365110x65003894 ]
  2. Journal of the American Chemical Society. - 1960. - Vol. 82, No. 11. - pp. 2964-2965 [DOI: 10.1021/ja01496a071 ]
  3. MAK-Collection for Occupational Health and Safety. - 2018. - Vol. 3, No. 4. - pp. 1835

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru