HEPTAMETHYLDISILAZANE
N,1,1,1-tetramethyl-N-(trimethylsilyl)silylamine
CAS: 920-68-3;134340-00-4;37074-17-2
Molecular Formula: C7H21NSi2
HEPTAMETHYLDISILAZANE - Names and Identifiers
HEPTAMETHYLDISILAZANE - Physico-chemical Properties
| Molecular Formula | C7H21NSi2 |
| Molar Mass | 175.42 |
| Density | 0.799g/mLat 20°C(lit.) |
| Boling Point | 144-147°C(lit.) |
| Flash Point | 27 °C |
| Water Solubility | Decomposes |
| Vapor Presure | 6.216mmHg at 25°C |
| Appearance | clear liquid |
| Specific Gravity | 0.798 |
| Color | Colorless to Almost colorless |
| BRN | 1737290 |
| pKa | 14.41±0.70(Predicted) |
| Storage Condition | Flammables area |
| Sensitive | Moisture Sensitive |
| Refractive Index | n20/D 1.421(lit.) |
| MDL | MFCD00008262 |
HEPTAMETHYLDISILAZANE - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R10 - Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| UN IDs | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 10 |
| TSCA | Yes |
| HS Code | 29319090 |
| Hazard Class | 3 |
| Packing Group | III |
HEPTAMETHYLDISILAZANE - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | as a group protective agent is widely used in the production of pesticides, veterinary drugs and other pharmaceutical products. |
Last Update：2024-04-10 22:29:15
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View History
HEPTAMETHYLDISILAZANE
6-(1-adamantyl)-2-[(cyanomethyl)sulfanyl]-4-(trifluoromethyl)nicotinonitrile
5,5-DIBROMOBARBITURIC ACID
对硝基苯偶氮变色酸二钠盐
4,6-双(二氟甲基)-2-羟基烟腈
甲基(1-金刚烷基-5-乙酰氨基-7,8,9-三-O-乙酰基-5-N,4-O-羰基-3,5-二脱氧-2-硫代-D-甘油-Α-D-半乳糖-2-吡喃葡萄糖苷
1-氨基环丙烷甲酸甲酯盐酸盐
M-(CHLOROSULFONYL) BENZOIC ACID
DIETHYL ISOPHTHALATE
2-(3-氧杂环丁烷基)亚基乙酸乙酯
6-(1-adamantyl)-2-[(cyanomethyl)sulfanyl]-4-(trifluoromethyl)nicotinonitrile
5,5-DIBROMOBARBITURIC ACID
对硝基苯偶氮变色酸二钠盐
4,6-双(二氟甲基)-2-羟基烟腈
甲基(1-金刚烷基-5-乙酰氨基-7,8,9-三-O-乙酰基-5-N,4-O-羰基-3,5-二脱氧-2-硫代-D-甘油-Α-D-半乳糖-2-吡喃葡萄糖苷
1-氨基环丙烷甲酸甲酯盐酸盐
M-(CHLOROSULFONYL) BENZOIC ACID
DIETHYL ISOPHTHALATE
2-(3-氧杂环丁烷基)亚基乙酸乙酯