A7120712
Resorcinol , AR,99% , 108-46-3
Synonym(s):
1,3-Benzenediol;1,3-Dihydroxybenzene;Resorcinol
CAS NO.：108-46-3
Empirical Formula: C6H6O2
Molecular Weight: 110.11
MDL number: MFCD00002269
EINECS: 203-585-2
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 109-112 °C(lit.) |
| Boiling point: | 281 °C |
| Density | 1.27 |
| vapor density | 3.8 (vs air) |
| vapor pressure | 1 mm Hg ( 21.1 °C) |
| FEMA | 3589 | RESORCINOL |
| refractive index | 1.5781 |
| Flash point: | 340 °F |
| storage temp. | Store below +30°C. |
| solubility | H2O: soluble1M at 20°C, clear, faintly yellow |
| form | Liquid |
| Colour Index | 76505 |
| pka | 9.81(at 25℃) |
| color | white |
| Odor | at 1.00 % in propylene glycol. nutty creamy phenolic hawthorn musty |
| PH | 4-6 (100g/l, H2O, 20℃) |
| explosive limit | 1.4%(V) |
| Odor Type | nutty |
| Water Solubility | 140 g/100 mL |
| Sensitive | Light Sensitive |
| Merck | 14,8155 |
| JECFA Number | 712 |
| BRN | 906905 |
| Exposure limits | TLV-TWA 10 ppm (～45 mg/m3) (ACGIH); STEL 20 ppm (ACGIH). |
| Dielectric constant | 3.2（0.0℃） |
| Stability: | Stable. Incompatible with strong oxidizing agents. May discolour on exposure to air or light. |
| InChIKey | GHMLBKRAJCXXBS-UHFFFAOYSA-N |
| LogP | 0.8 at 20℃ |
Description and Uses
Resorcinol is a white crystalline solid with acharacteristic odor and a sweetish taste. Turns pink onexposure to air or light, or contact with iron. Molecularweight =110.12; Boiling point =277.2℃; Freezing/Melting point =108.9℃; Vapor pressure= 0.0002 mmHg at 25℃; Flash point = 127.2℃ (cc); Autoignitiontemperature = 607℃. Explosive limits: LEL = 1.4% at200℃. UEL—unknown. Hazard Identification (based onNFPA-704 M Rating System): Health 3, Flammability 1,Reactivity 0. Highly soluble in water; solubility = 110%.
An aromatic alcohol used as a chemical intermediate
Safety
| Symbol(GHS) |     GHS05,GHS07,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H302-H315-H317-H318-H370-H371-H410 |
| Precautionary statements | P273-P280-P301+P312-P302+P352-P305+P351+P338-P308+P311 |
| Hazard Codes | Xn,N |
| Risk Statements | 22-36/38-50-50/53-41-38 |
| Safety Statements | 26-61-39 |
| RIDADR | UN 2876 6.1/PG 3 |
| OEB | A |
| OEL | TWA: 10 ppm (45 mg/m3), STEL: 20 ppm (90 mg/m3) |
| WGK Germany | 2 |
| RTECS | VG9625000 |
| F | 3-8-9-23 |
| Autoignition Temperature | 605 °C |
| TSCA | Yes |
| HS Code | 2907 21 00 |
| HazardClass | 6.1 |
| PackingGroup | III |
| Toxicity | LD50 orally in Rabbit: 301 mg/kg LD50 dermal Rabbit 3360 mg/kg |
