4-NITROBENZALDEHYDE
4-Nitrobenzaldehyde
CAS: 555-16-8
Molecular Formula: C7H5NO3
4-NITROBENZALDEHYDE - Names and Identifiers
| Name | 4-Nitrobenzaldehyde |
| Synonyms | AKOS BBS-00003206 p-Nitrobenzaldehyd 4-nitro-benzaldehyd p-Nitrobenzyldehyde 4-Nitrobenzaldehyde P-NITROBENZALDEHYDE 4-NITROBENZALDEHYDE P-Nitrobenzaldehyde 4-FORMYLNITROBENZENE p-Formylnitrobenzene Nitrobenzaldehyde, 4- Benzaldehyde,4-nitro- Benzaldehyde, p-nitro- |
| CAS | 555-16-8 |
| EINECS | 209-084-5 |
| InChI | InChI=1/C7H5NO3/c9-5-6-1-3-7(4-2-6)8(10)11/h1-5H |
4-NITROBENZALDEHYDE - Physico-chemical Properties
| Molecular Formula | C7H5NO3 |
| Molar Mass | 151.12 |
| Density | 1,496 g/cm3 |
| Melting Point | 103-106°C(lit.) |
| Boling Point | 273.1°C (rough estimate) |
| Flash Point | 155.2°C |
| Water Solubility | Soluble in water, ethanol, benzene, glacial acetic acid. Slightly soluble in ether. |
| Solubility | Soluble in alcohol, benzene and glacial acetic acid, slightly soluble in water and ether. |
| Vapor Presure | 0.00118mmHg at 25°C |
| Appearance | Crystalline Powder |
| Color | Yellow to brown |
| Odor | Odorless |
| Merck | 14,6587 |
| BRN | 386796 |
| Storage Condition | Store below +30°C. |
| Sensitive | Air Sensitive |
| Refractive Index | 1.5800 (estimate) |
| MDL | MFCD00007346 |
| Physical and Chemical Properties | White or light yellow prismatic crystals. Melting point of 105-108 deg C, the relative density of 1.496. Soluble in ethanol, benzene and acetic acid, water-soluble, ether. Can sublimate, can volatilize with water vapor. |
| Use | For the preparation of dyes, medicine, etc |
4-NITROBENZALDEHYDE - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36 - Irritating to the eyes R43 - May cause sensitization by skin contact R52/53 - Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R36/37/38 - Irritating to eyes, respiratory system and skin. R68 - Possible risk of irreversible effects |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S24/25 - Avoid contact with skin and eyes. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S36 - Wear suitable protective clothing. |
| WGK Germany | 2 |
| RTECS | CU7350000 |
| TSCA | Yes |
| HS Code | 29130000 |
| Hazard Note | Irritant |
| Toxicity | LD50 orally in Rabbit: 4700 mg/kg LD50 dermal Rat 16000 mg/kg |
4-NITROBENZALDEHYDE - Upstream Downstream Industry
| Raw Materials | Nitric acid Bromine |
4-NITROBENZALDEHYDE - Introduction
It can sublimate and volatilize slightly in water vapor. Low toxicity, half lethal dose (rat, oral) 4700mg/kg. It's irritating.
Last Update：2022-10-16 17:26:19
4-NITROBENZALDEHYDE - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | p-nitrobenzaldehyde is a benzaldehyde with a nitro group in the para-position. It is used as a reagent in the reaction of decarboxylated aldol catalyzed by lipase and protease in an organic co-solvent mixture. This product is an intermediate for organic synthesis such as dye and medicine. It is used to produce nitrophenylbutenone in pharmaceutical industry. for the preparation of dyes, pharmaceuticals, etc. dyes, pharmaceuticals and other organic synthesis intermediates, in the pharmaceutical industry used to produce nitrobutenone. p-nitrobenzaldehyde is an important intermediate in medicine, dye and pesticide. It is commonly used in the pharmaceutical industry to synthesize thiophenylurea and trimethoprim (TMP). And acetamide phenylhydrazone (INHA-17). dyes, pharmaceutical intermediates; Used in the pharmaceutical industry for the production of nitrobutenone; spectrophotometric determination of amino sugar reagent test Aromatic primary amines (according to the primary amine and the product formed by the melting point of the condensate detection), organic synthesis. The product for dyes, pharmaceuticals and other organic synthesis intermediates, in the pharmaceutical industry for the production of nitrosobutenone (chloramphenicol). |
| production method | p-nitrotoluene and acetic anhydride are used as raw materials, which are obtained by oxidation and hydrolysis. |
Last Update：2024-04-09 21:11:58
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Raw Materials for 4-NITROBENZALDEHYDE