| Purity / Analysis Method | >98.0%(T)(HPLC) |
| Molecular Formula / Molecular Weight | C__4H__2O__4 = 114.06 |
| Physical State (20 deg.C) | Solid |
| CAS RN | 2892-51-5 |
| PubChem Substance ID | 87567905 |
| Merck Index (14) | 8769 |
| MDL Number | MFCD00001334 |
3,4-Dihydroxy-3-cyclobutene-1,2-dione
Purity : >98.0%(T)(HPLC)
CAS No.: 2892-51-5
EC No.: 220-761-4
EC Name: 3,4-dihydroxycyclobut-3-ene-1,2-dione
ECHA Name: 3,4-dihydroxy-3-cyclobutene-1,2-dione
Synonyms:
Squaric acid
3,4-Dihydroxy-3-cyclobutene-1,2-dione
2892-51-5
Quadratic acid
3,4-dihydroxycyclobut-3-ene-1,2-dione
Specification & Properties
Specifications:
| Appearance | White to Light yellow powder to crystal |
| Purity(HPLC) | min. 98.0 area% |
| Purity(Neutralization titration) | min. 98.0 % |
Properties:
| Product Number | D1399 |
| Purity / Analysis Method | >98.0%(T)(HPLC) |
| Molecular Formula / Molecular Weight | C4H2O4 = 114.06 |
| Physical State (20 deg.C) | Solid |
| CAS RN | 2892-51-5 |
| Reaxys Registry Number | 774275 |
| PubChem Substance ID | 87567905 |
| SDBS (AIST Spectral DB) | 3743 |
| Merck Index (14) | 8769 |
| MDL Number | MFCD00001334 |
| Appearance | White to Light yellow powder to crystal |
| Purity(HPLC) | min. 98.0 area% |
| Purity(Neutralization titration) | min. 98.0 % |
| Pictogram | |
| Signal Word | Warning |
| Hazard Statements | H315 : Causes skin irritation. H319 : Causes serious eye irritation. |
| Precautionary Statements | P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P302 + P352 : IF ON SKIN: Wash with plenty of water. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P362 + P364 : Take off contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. |
| RTECS# | GU1800000 |
Safety & Regulations
Safety Information:
| Chemical Safety |  |
| Signal Word | Warning |
| Hazard Statements | H315 : Causes skin irritation. H319 : Causes serious eye irritation. |
| Precautionary Statements | P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P302 + P352 : IF ON SKIN: Wash with plenty of water. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P362 + P364 : Take off contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. |
Related Laws:
| RTECS# | GU1800000 |
Transport Information:
Hazard Classification:
Danger!
According to the classification provided by companies to ECHA in CLP notifications this substance
causes serious eye irritation,
may cause an allergic skin reaction,
causes skin irritation and
may cause respiratory irritation.
