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Product Document Searching Made Easy by 2D Code! | TCI Chemistry News October 2025 | [Product Highlights] Tetraphenylethylene Derivatives Used for... | Various analytical charts can be searched on each product detail page and Product Document Search (The kinds of analytical charts differ by product)
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CAS RN: 372-18-9 | Product Number: D1626
1,3-Difluorobenzene
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Purity: >98.0%(GC)
Synonyms:
Product Documents:
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| Product Number | D1626 |
Purity / Analysis Method 
|
>98.0%(GC) |
| Molecular Formula / Molecular Weight | C__6H__4F__2 = 114.09 |
| Physical State (20 deg.C) | Liquid |
| Storage Temperature
|
Room Temperature (Recommended in a cool and dark place, <15°C) |
| CAS RN | 372-18-9 |
| Reaxys Registry Number | 1904537 |
| PubChem Substance ID | 87568104 |
| SDBS (AIST Spectral DB) | 4693 |
| MDL Number | MFCD00000327 |
Specifications
| Appearance | Colorless to Light yellow to Light orange clear liquid |
| Purity(GC) | min. 98.0 % |
Properties (reference)
| Melting Point | -59 °C |
| Boiling Point | 83 °C |
| Flash point | -5 °C |
| Specific Gravity (20/20) | 1.16 |
| Refractive Index | 1.44 |
| Solubility in water | Insoluble |
GHS
| Pictogram |
|
| Signal Word | Danger |
| Hazard Statements | H225 : Highly flammable liquid and vapor. |
| Precautionary Statements | P501 : Dispose of contents/ container to an approved waste disposal plant. P240 : Ground/bond container and receiving equipment. P210 : Keep away from heat/sparks/open flames/hot surfaces. No smoking. P233 : Keep container tightly closed. P243 : Take precautionary measures against static discharge. P241 : Use explosion-proof electrical/ ventilating/ lighting/ equipment. P242 : Use only non-sparking tools. P280 : Wear protective gloves/ eye protection/ face protection. P370 + P378 : In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. P303 + P361 + P353 : IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower. P403 + P235 : Store in a well-ventilated place. Keep cool. |
Related Laws:
| RTECS# | CZ5652000 |
Transport Information:
| UN Number | UN1993 |
| Class | 3 |
| Packing Group | II |
| H.S.code* | 2903.99-000 |
Application
Synthesis of Triptycene Derivatives using Benzynes
References
- Restricted Rotation Involving the Tetrahedral Carbon. XLV. Appearance of a Maximum in the Rotational Barriers of 9-(1,1-Dimethyl-2-phenylethyl)triptycenes at a Medium-sized peri-Substituent
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