All Photos(1)
Synonym(s):
2-Thiobarbituric acid
Empirical Formula (Hill Notation):
C4H4N2O2S
CAS Number:
Molecular Weight:
144.15
MDL number:
UNSPSC Code:
12352115
EC Index Number:
207-985-8
NACRES:
NB.21
Recommended Products
Quality Level
potency
>5000 mg/kg LD50, oral (Rat)
pH
1.7-1.9 (20 °C, 10 g/L in H2O)
mp
235 °C
bulk density
210 kg/m3
storage temp.
15-25°C
InChI
1S/C4H4N2O2S/c7-2-1-3(8)6-4(9)5-2/h1H2,(H2,5,6,7,8,9)
InChI key
RVBUGGBMJDPOST-UHFFFAOYSA-N
Related Categories
Analysis Note
Assay (acidimetric; calculated on dried substance): ≥ 99
Identity (IR-spectrum): passes test
pH-value (1 %; water): 1.7 - 1.9
Loss on drying (20 mbar, 60 °C): ≤ 1
Suitability as reagent (for sorbic acid): passes test
Identity (IR-spectrum): passes test
pH-value (1 %; water): 1.7 - 1.9
Loss on drying (20 mbar, 60 °C): ≤ 1
Suitability as reagent (for sorbic acid): passes test
Storage Class Code
11 - Combustible Solids
WGK
WGK 2
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
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