oxalic acid
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IUPAC name :oxalic acid
InChI :InChI=1/C2H2O4/c3-1(4)2(5)6/h(H,3,4)(H,5,6)
InChIKey :MUBZPKHOEPUJKR-UHFFFAOYAQ
SMILES :C(=O)(C(=O)O)O
cas number :144-62-7
(EINECS) number :205-634-3
eu annex :607-006-00-8
beilstein number :385686
molar refractivity :14.44 ± 0.3 cm3
parachor :155.3 ± 4.0 cm3
index of refraction :1.480 ± 0.02
surface tension :87.3 ± 3.0 dyne/cm
density :1.772 ± 0.06 g/cm3
polarizability :5.72 ± 0.5 10-24cm3
XlogP : -0.30
molecular weight : 90.0348800 (IUPAC)
formula :C2 H2 O4
BioActivity Analysis :109773
NMR Predictor :Predict
 
 
export tariff code :2917.11.0000
fda reg :unspecified

Suppliers :
Penta :oxalic acid

organoleptics :
odor strength :none
odor description¹ :
at 100.00 %.  
bland mild caramellic

properties :
appearence :white crystalline powder
assay : 98.00 to 100.00 %   
Food Chemicals Codex Listed :No
melting point : 189.00 to 190.00 °C. @ 760.00 mm Hg
boiling point : 365.00 to 367.00 °C. @ 760.00 mm Hg
vapor pressure :0.00023 mm/Hg @ 25.00 °C.
vapor density :4.4 ( Air = 1 )
flash point : 371.00  °F.  TCC  ( 188.33 °C. )
logP (o/w) : -2.22

safety :
most important hazard(s) :Xn - Harmful.
  R 21/22 - Harmful in contact with skin and if swallowed.
S 02 - Keep out of the reach of children.
S 20/21 - When using do not eat, drink or smoke.
S 22 - Do not breath dust.
S 24/25 - Avoid contact with skin and eyes.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36 - Wear suitable protective clothing.
Oral Toxicity(LD50) : 
  Oral-Rat    7500.00  mg/kg
Toxicology and Applied Pharmacology. Vol. 42, Pg. 417, 1977.

Intraperitoneal-Mouse    270.00  mg/kg
Toxicology. Vol. 62, Pg. 203, 1990.

Dermal Toxicity(LD50) : 
  Not determined
Inhalation Toxicity(LC50) : 
  Not determined
 

safety in use :
Category :cosmetic agents
 
recommendation for oxalic acid fragrance usage levels up to :
 not for fragrance use.
recommendation for oxalic acid flavor usage levels up to :
 not for flavor use.

safety references :
EPI System :view
NIOSH International Chemical Safety Cards :search
NIOSH Pocket Guide :search
NLM Hazardous Substances Data Bank :search
Chemical Carcinogenesis Research Information System :Search
AIDS Citations :Search
Cancer Citations :Search
Toxicology Citations :Search
Env. Mutagen Info. Center :Search
NLM Developmental and Reproductive Toxicity :Search
National Toxicology Program :Search
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
WISER :UN 3261
 
WGK Germany :1
 
 
 
 
oxalic acid
(EINECS) number :205-634-3
RTECS :144-62-7
chemidplus :000144627
EPA/NOAA CAMEO :hazardous materials
EPA Substance Registry Services :144-62-7
dtp/nci :62774

references :
 
oxalic acid
NIST Chemistry WebBook :144627
pubchem :152106

Cosmetics :
Cosmetic uses : chelating agents

other :
reference : Luebke, William tgsc, (1997)¹
CosIng :cosmetic data
Household Products : Search
synonyms :
 acidum oxalicum
 ethanedioic acid
 oxiric acid

soluble in :
 water, 220000 mg/L @ 25C

potential uses :
 chelating agents

natural occurrence in :    note
 not found in nature  

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