A2454812
1,2-Cyclohexanedicarboxylic anhydride , Shun type and transliteration, 97% , 85-42-7
Synonym(s):
Hexahydrophthalic anhydride
CAS NO.：85-42-7
Empirical Formula: C8H10O3
Molecular Weight: 154.16
MDL number: MFCD00064863
EINECS: 201-604-9
| Pack Size | Price | Stock | Quantity |
| 100G | RMB48.80 | In Stock |
|
| 500G | RMB150.40 | In Stock |
|
| 2.5kg | RMB648.80 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 32-34 °C(lit.) |
| Boiling point: | 158 °C17 mm Hg(lit.) |
| Density | 1.18 |
| vapor pressure | 0.31Pa at 25℃ |
| RTECS | NP6895168 |
| refractive index | 1.4620 (estimate) |
| Flash point: | >230 °F |
| storage temp. | Store below +30°C. |
| solubility | Chloroform, Methanol (Slightly) |
| pka | 4.14[at 20 ℃] |
| form | Solid |
| color | White to Off-White |
| Water Solubility | 4.2g/L at 20℃ |
| Sensitive | Moisture Sensitive |
| BRN | 83213 |
| Exposure limits | ACGIH: Ceiling 0.005 mg/m3 |
| Stability: | Moisture Sensitive |
| LogP | -4.14 at 20℃ |
| CAS DataBase Reference | 85-42-7(CAS DataBase Reference) |
| NIST Chemistry Reference | 1,2-Cyclohexane dicarboxylic anhydride(85-42-7) |
| EPA Substance Registry System | Hexahydrophthalic anhydride (85-42-7) |
Description and Uses
HPPA, in combination with triethaylamine (TEA), can be used as a polymerization initiator in the preparation of polyester based resins. It can also be used as a hardener to cure 1,4-butanediol diglycidyl ether which can be used as an epoxy based system for electronic devices.
Safety
| Symbol(GHS) |   GHS05,GHS08 |
| Signal word | Danger |
| Hazard statements | H317-H318-H334 |
| Precautionary statements | P261-P280-P280-P284-P304+P340-P305+P351+P338+P310 |
| Hazard Codes | Xn |
| Risk Statements | 41-42/43 |
| Safety Statements | 23-24-26-37/39 |
| RIDADR | 3335 |
| WGK Germany | 1 |
| Autoignition Temperature | 395°C (DIN 51794) |
| TSCA | Yes |
| HS Code | 29172090 |
| Hazardous Substances Data | 85-42-7(Hazardous Substances Data) |
