Glycylglycine

C4H8N2O3CAS 556-50-3132.12 g/mol

H2NONHOOH
Carboxylic acidPrimary amine

Properties

Molecular formula
C4H8N2O3
Molar mass
132.12 g/mol
Exact mass
132.0535 Da
Density
1.554 g/mL (at −5 °C)
Melting point
215 °C (decomposes)
logP
-1.01Crippen estimate
Polar surface area
95.9 Ų
H-bond donors / acceptors
3 / 3
Rotatable bonds
3

Hazards

Warning
Irritant (GHS07)

Aggregated from 68 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.

Precautionary statements

P264+P265, P280, P305+P351+P338, P337+P317

Identifiers

CAS number
556-50-3
SMILES
NCC(O)=NCC(=O)O
InChIKey
YMAWOPBAYDPSLA-UHFFFAOYSA-N
InChI
InChI=1S/C4H8N2O3/c5-1-3(7)6-2-4(8)9/h1-2,5H2,(H,6,7)(H,8,9)

Weigh it out

Type any one amount. The others follow from the molar mass and density.

Names and synonyms

29 names · show all
  • Glycine, glycyl-
  • Glycine, N-glycyl-
  • N-Glycylglycine
  • Diglycine
  • α-Glycylglycine
  • Glycine dipeptide
  • Glycine-glycine
  • Gly2
  • 2-(Aminoacetamido)acetic acid
  • Diglycocoll
  • NSC 49346
  • 1: PN: WO2014159931 PAGE: 58 claimed sequence
  • 36: PN: WO2010076654 SEQID: 36 claimed sequence
  • 4: PN: WO2017095140 PAGE: 4 claimed sequence
  • 2: PN: CN107034198 PAGE: 2 claimed sequence
  • 9: PN: CN107098974 PAGE: 2 claimed sequence
  • 13: PN: WO2017167712 SEQID: 23 claimed protein
  • 7: PN: WO2018022936 SEQID: 142 claimed sequence
  • G 0124
  • 1: PN: WO2018071767 PAGE: 80 claimed sequence
  • 1: PN: WO2018075564 PAGE: 122 claimed sequence
  • 4: PN: WO2018201047 SEQID: 102 claimed protein
  • 89: PN: WO2019035010 SEQID: 89 claimed protein
  • 38: PN: WO2020048525 SEQID: 46 claimed protein
  • 29: PN: US20200095309 SEQID: 56 claimed protein
  • 2-(2-Aminoacetamido)acetic acid
  • 2-[(2-Aminoacetyl)amino]acetic acid
  • 2: PN: WO2020191289 PAGE: 118 claimed sequence
  • 16: PN: WO2021041934 SEQID: 69 claimed protein

Work with Glycylglycine

Stereoisomers, salts and isotopologues

The same compound in another form: other stereochemistry, a salt or hydrate, the free acid or base, or an isotope-labelled version.

Similar compounds

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Same formula

Elsewhere