L-Ascorbic acid

CAS Registry Number®

50-81-7

CAS Name

L-Ascorbic acid

Molecular Formula

C6H8O6

Molecular Mass

176.12

Cite this Page

L-Ascorbic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=50-81-7 (retrieved 2024-10-08) (CAS RN: 50-81-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    190-192 °C (decomp)

  • Density (2)

    1.65 g/cm³

Source(s)

  • (1) International Chemical Safety Cards data were obtained from the National Institute for Occupational Safety and Health (US)
  • (2) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/C6H8O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h2,5,7-10H,1H2/t2-,5+/m0/s1

InChIKey

InChIKey=CIWBSHSKHKDKBQ-JLAZNSOCSA-N

SMILES

[C@@H](CO)(O)[C@@]1(C(O)=C(O)C(=O)O1)[H]

Canonical SMILES

O=C1OC(C(O)=C1O)C(O)CO

Other Names for this Substance

  • L-Ascorbic acid
  • Allercorb
  • Antiscorbic vitamin
  • Antiscorbutic vitamin
  • Ascorbajen

View All

Deleted or Replaced CAS Registry Numbers

14536-17-5, 30208-61-8, 50976-75-5, 56172-55-5, 56533-05-2, 57304-74-2, 57606-40-3, 88845-26-5, 89924-69-6, 129940-97-2, 154170-90-8, 259133-78-3, 623158-95-2, 882690-91-7, 884381-69-5, 885512-24-3, 896436-13-8, 1018124-03-2, 1129294-89-8, 1428525-25-0, 1703051-92-6, 2252244-20-3, 2635329-14-3

CAS INSIGHTSTM
© Nobel Prize Outreach. Photo: Hugh Fox