A1592112
Benzoyl Leuco Methylene Blue , 96% , 1249-97-4
CAS NO.：1249-97-4
Empirical Formula: C23H23N3OS
Molecular Weight: 389.51
MDL number: MFCD00059153
EINECS: 215-005-5
| Pack Size | Price | Stock | Quantity |
| 1G | RMB130.40 | In Stock |
|
| 5G | RMB399.20 | In Stock |
|
| 25G | RMB1022.40 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 198°C |
| Boiling point: | 589.3±50.0 °C(Predicted) |
| Density | 1.258±0.06 g/cm3(Predicted) |
| solubility | very faint turbidity in hot Toluene |
| form | powder to crystal |
| pka | 5.80±0.20(Predicted) |
| color | White to Light yellow to Green |
Description and Uses
10-Benzoylleucomethylene Blue was used as a color-forming agent in colorless copying paper. It is also recommended for documents to make them safe against forgery.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302-H315-H319-H335 |
| Precautionary statements | P261-P305+P351+P338 |
| RTECS | SN5449000 |
| HS Code | 29349990 |
| Toxicity | mouse,LD,intraperitoneal,> 500mg/kg (500mg/kg),"Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. Vol. 4, Pg. 47, 1952. |
