Organic acids
BARBITURIC ACID AR
2,4,6-Trihydroxypyrimidine, Malonylurea
- Article code
- 01640
- CAS
- 67-52-7
- Grade
- AR
- Purity
- 99%
- Category
- Organic acids
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Properties
- Article No.
- 01640
- Grade
- AR
- Purity
- 99%
- CAS No.
- 67-52-7
- Molecular Formula
- C4H4N2O3
- Molecular Weight
- 128.09
- H.S. Code
- 2933.5200
- Shelf Life
- 60 Months
Product information
| Article No. | 01640 | Grade | AR |
| Purity | 99% | CAS No. | 67-52-7 |
| Molecular Formula | C4H4N2O3 | Molecular Weight | 128.09 |
| H.S. Code | 2933.5200 | Shelf Life | 60 Months |
Physical Properties
| Physical state at 20 °C | Solid | Colour | White powder |
| Odour | Odorless | Melting point/ Freezing point [°C] | 248 - 252 °C |
| Flash point [°C] | 150°C | Boiling point [°C] | 260°C |
| Solubility in water [% weight] | Patially soluble in water |
Specifications
| Appearance | White to faint beige powder | Assay | Min 99.0% |
| Identity (IR) | Conforms to structure | Chloride (Cl) | Max 0.004% |
| Iron (Fe) | Max 0.001% | Loss on drying (at 105°C) | Max 0.1% |
| Sulphated ash | Max 0.1% | Heavy metal (as Pb) | Max 0.005% |
| Suitability as reagent (for cyanide determination) | Passes test |
Packaging options
- 25 g (00025)
- 100 g (00100)
Details
BARBITURIC ACID AR 2,4,6-Trihydroxypyrimidine, Malonylurea MSDS DE EN FR KO PT ES TH TR COAs Packings 25 g (00025) 100 g (00100) Print friendly version Article No. 01640 Grade AR Purity 99% CAS No. 67-52-7 Molecular Formula C 4 H 4 N 2 O 3 Molecular Weight 128.09 H.S. Code 2933.5200 Shelf Life 60 Months Physical Properties Physical state at 20 °C Solid Colour White powder Odour Odorless Melting point/ Freezing point [°C] 248 - 252 °C Flash point [°C] 150°C Boiling point [°C] 260°C Solubility in water [% weight] Patially soluble in water Specifications Appearance White to faint beige powder Assay Min 99.0% Identity (IR) Conforms to structure Chloride (Cl) Max 0.004% Iron (Fe) Max 0.001% Loss on drying (at 105°C) Max 0.1% Sulphated ash Max 0.1% Heavy metal (as Pb) Max 0.005% Suitability as reagent (for cyanide determination) Passes test Revision Date: 18-Aug-2026 Home Lab Chemicals Acids-Organic BARBITURIC ACID