4-Dimethylaminobenzaldehyde - Names and IdentifiersName4-DimethylaminobenzaldehydeSynonymsEhrli
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Nama | 4-Dimethylaminobenzaldehyde |
Sinonim | Ehrlichs ERLICH'S REAGENT EHRLICH'S REAGENT EHRLICH'S REAGENT SICC HYDRAZINE METER SOLUTION DIMETHYLAMINOBENZALDEHYDE 4-Dimethylaminobenzaldehyde p-Dimethylaminobenzaldehyde P-(Dimethylamino)benzaldehyde 4-dimethyl amino benzaldehyde 4-amino-2,3-dimethylbenzaldehyde N,N-dimethyl-4-amino benzaldehyde 4-(N,N-Dimethyl)aminobenzaldehyde P-dimethylaminobenzaldehyde test solution(ChP) 4-(Dimethylamino)benzaldehyde test solution(ChP) |
CAS | 100-10-7 |
EINECS | 202-819-0 |
InChI | InChI=1/C9H11NO/c1-6-7(2)9(10)4-3-8(6)5-11/h3-5H,10H2,1-2H3 |
InChIKey | BGNGWHSBYQYVRX-UHFFFAOYSA-N |
Rumus Molekuler | C9H11NO |
Massa Molar | 149.19 |
Kepadatan | 1.10g/mLat 20°C |
Titik Melting | 72-75°C(lit.) |
Titik Boling | 176-177 °C (17 mmHg) |
Titik Flash | 164 °C |
Kelarutan air | 0.3 g/L (20 ºC) |
Solubilitas | Soluble in alcohol, ether, acetone, chloroform and acetic acid, slightly soluble in water. |
Penampilan | White or pale yellow leafy crystals or powder |
warna | Putih hingga kuning pucat |
Bau | Characteristic odor |
Merck | 14,3230 |
BRN | 606802 |
pKa | pK1:1.647(+1) (25°C) |
Kondisi penyimpanan | 2-8°C |
Stabilitas | Stable, but light sensitive. Incompatible with bases, strong oxidizing agents. |
Sensitif | Sensitif Udara |
Indeks Refraksi | n20/D 1.417 |
MDL | MFCD00003381 |
Sifat fisik dan kimia | White or yellowish leaf-like crystals or powder. Melting Point 74 ℃, boiling point 176-177 ℃(2.27kPa), flash point 164 ℃. Soluble in alcohol, ether, acetone, chloroform and acetic acid, water-soluble. Benzaldehyde-like odor, light gradient red. |
Penggunaan | Used as a dye intermediate |
Kode Risiko | R36/37/38 Irritasi pada mata, sistem pernapasan dan kulit. R52/53 - Bahaya bagi organisme laut, dapat menyebabkan efek negatif jangka panjang di lingkungan laut. [UNK] Please take the official translations! You find them here: http: // europa. eu. int/ eur- lex/ lex/ LexUriServ/ LexUriServ. do? uri=CELEX: 32001L0059: EN: HTML Please take the official translations! You find them here: http: // europa. eu. int/ eur- lex/ lex/ LexUriServ/ LexUriServ. do? uri=CELEX: 32001L0059: EN: HTML Please take the official translations! You find them here: http: // europa. eu. int/ eur- lex/ lex/ LexUriServ/ LexUriServ. do? uri=CELEX: 32001L0059: EN: HTML R37/38 - Mengganggu sistem respirasi dan kulit. Please take the official translations! You find them here: http: // europa. eu. int/ eur- lex/ lex/ LexUriServ/ LexUriServ. do? uri=CELEX: 32001L0059: EN: HTML Please take the official translations! You find them here: http: // europa. eu. int/ eur- lex/ lex/ LexUriServ/ LexUriServ. do? uri=CELEX: 32001L0059: EN: HTML Please take the official translations! You find them here: http: // europa. eu. int/ eur- lex/ lex/ LexUriServ/ LexUriServ. do? uri=CELEX: 32001L0059: EN: HTML R34 - Menyebabkan luka bakar R20 - Harmful by inhalation R20/21/22 - Sakit dengan inhalasi, dalam kontak dengan kulit dan jika ditelan. R36 - Irritating to the eyes Please take the official translations! You find them here: http: // europa. eu. int/ eur- lex/ lex/ LexUriServ/ LexUriServ. do? uri=CELEX: 32001L0059: EN: HTML |
Deskripsi Keselamatan | Please take the official translations! You find them here: http: // europa. eu. int/ eur- lex/ lex/ LexUriServ/ LexUriServ. do? uri=CELEX: 32001L0059: EN: HTML Please take the official translations! You find them here: http: // europa. eu. int/ eur- lex/ lex/ LexUriServ/ LexUriServ. do? uri=CELEX: 32001L0059: EN: HTML S24/25 Hindari kontak dengan kulit dan mata. S26 - Jika kontak dengan mata, bilas segera dengan banyak air dan minta saran medis. S61 - Hindari pelepasan ke lingkungan. Lihat instruksi khusus / lembar data keselamatan. [UNK] S45 Jika terjadi kecelakaan atau jika Anda merasa tidak sehat, segera mintalah saran medis (tunjukkan label apabila mungkin). Please take the official translations! You find them here: http: // europa. eu. int/ eur- lex/ lex/ LexUriServ/ LexUriServ. do? uri=CELEX: 32001L0059: EN: HTML S36/37/39 Pakai pakaian pelindung, sarung tangan dan perlindungan mata/wajah yang sesuai. S36 - Pakai pakaian pelindung yang sesuai. |
ID PBB | UN 2920 8/PG 2 |
WGK Jerman | 1 |
RTECS | CU5775000 |
FLUKA BRAND F KODE | 8 |
TSCA | Ya |
Kode HS | 29223900 |
Toksitas | LD50 orally in Rabbit: > 6400 mg/kg |
Material Raw | Acetic acid xylidine mixture of isomers Ammonia Formaldehid Methenamine |
Referensi | 1. Dong Ruizhen, Li Piwu, Shi Feng et al. Effect of glmU gene single function knockout on glucosamine production by Escherichia coli [J]. Chinese brewing 2018 037(004):23-27. 2. Guo Tailin, Kang Tingguo, Zhang Hui. Determination of Saikosaponin in Bupleurum from North to South from Different Producing Areas [J]. Journal of Tianjin University of Traditional Chinese Medicine 2020 v.39(02):107-111. 3. Wang Shupei. Study on the Control Effect and Mechanism of Metschnikowia citriensis of Orange Meiqi Yeast on Postharvest Acid Rot of Citrus Fruits [D]. Southwest University, 2020. |
Informasi kimia NIST | Informasi yang disediakan oleh: webbook.nist.gov (link eksternal) |
Informasi kimia EPA | Informasi yang disediakan oleh: ofmpub.epa.gov (link eksternal) |
introduction | p-dimethylaminobenzaldehyde is an organic intermediate, which can be prepared from N,N-dimethylaniline and DMF. It is reported in the literature that p-dimethylaminobenzaldehyde can be used to prepare high-purity DAST source powder, and can also be used to make a color solution to analyze amino hydroxyurea. |
aplikasi | 1. dye intermediates and analytical reagents. The product is used for the determination of indole, skatole, urine blue mother, tryptophan and ergot alkali, etc., and is also used to distinguish serum rash and scarlet fever. 2. In terms of dyes, it can be used to synthesize pressure-sensitive dyes. It is also used in the production of cationic brilliant red G(C.I.BasicRed52). It can also be used as a dye intermediate; used as a reagent for the determination of urobilin, indole, alkaloids, etc. and a chromatographic analysis reagent. 3. Determination of indole, skatole, urine blue mother, tryptophan, albumin, hydrogen peroxide, arsine sodium, o-aminobenzoic acid, antipyrine ergot, etc. It is also used to distinguish serum rash and red fever. 4. Make dyes. 5. Reagents used to detect amino acids, peptides, amines, indole, hydrazine, hydrogen peroxide, anthranilic acid, antipyrine and ergot alkali; used as a chromogenic agent for tryptophan; used to detect tryptophan in protein; used to identify indole-producing microorganisms Test reagents; can react with pyrrole and primary amine to form colored condensation products (Schiff base). |
persiapan | in a 100ml three-mouth bottle, add 4.9g(0.032mol) of phosphorus oxychloride, slowly add 2.5g(0.031mol) of DMF in an ice bath, finish dropping (8min), stir for 10min, slowly add 3.66g(0.03mol) of N,N-dimethylaniline (10min) to the three-mouth bottle, and finish dropping, move the reaction solution to a boiling water bath for 2 hours. After the reaction, pour the reaction solution into 20ml of ice water, adjust the PH = 4 with 30% sodium hydroxide solution, stand for crystallization, filter the next day to obtain a light yellow or nearly colorless solid, and recrystallize with 30ml of ethanol-water (1:2.5V/V) to obtain the product p-dimethylaminobenzaldehyde. |
menggunakan | dye intermediates and analytical reagents. The product is used for the determination of indole, skatole, urine blue mother, tryptophan and ergot alkali, etc., and is also used to distinguish serum rash and scarlet fever. In terms of dyes, it can be used to synthesize pressure-sensitive dyes. It is also used in the production of cationic brilliant red G(C.I.Basic Red 52). Used as a dye intermediate Used as a reagent for the determination of urobilin, indole, alkaloids, etc. and chromatographic analysis reagent Determination of indole, skatole, urine blue mother, tryptophan, Albumin, hydrogen peroxide, arsine sodium, o-aminobenzoic acid, antipyrine ergot alkali, etc., are also used to distinguish serum rash and red fever. Making dyes. Reagents used to detect amino acids, peptides, amines, indole, hydrazine, hydrogen peroxide, anthranilic acid, antipyrine and ergot alkali; used as a chromogenic agent for tryptophan; used to detect tryptophan in protein; test reagents used to identify indole-producing microorganisms; can react with pyrrole and primary amine to form colored condensation products (Schiff base) also known as Euclidean solution/E reagent, mainly used for the identification of Enterobacteriaceae, non-fermenting bacteria, demanding bacteria, and anaerobic bacteria, and the detection of indole derivatives and amines |
metode produksi | using N,N-dimethylaniline as raw material, two methods can be used for production. (1) Methylene-N,N-dimethylaminobenzylamine is generated by the reaction of urotropine, and N,N-dimethylbenzyleneamine is generated by translocation, and then the product is hydrolyzed. (2) Reacts with dimethylformamide in the presence of phosphorus oxychloride. In addition, there is a laboratory preparation method that uses N,N-dimethylaniline, sodium nitrite, and formaldehyde as raw materials. |
suhu pembakaran spontan | 445°C |
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