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| CAS No.: | 80-51-3 |
|---|---|
| Name: | 4,4'-Oxybis(benzenesulfonyl hydrazide) |
| Molecular Structure: | |
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|
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| Formula: | C12H14N4O5S2 |
| Molecular Weight: | 358.399 |
| Synonyms: | Benzenesulfonicacid, 4,4'-oxybis-, dihydrazide (9CI);4,4'-Bis(hydrazinosulfonyl)diphenyl ether;4,4'-Oxybis(benzenesulfonic acidhydrazide);4,4'-Oxydi(benzenesulfonic acidhydrazide);AZ-B 95;Cellmic SX;Celogen TO;Diphenylether 4,4'-disulfohydrazide;EH 80;EH 80(blowing agent);FE 9;Genitron OB;HM 80NP;N 1000SW;Neocellborn 1000SW;Neocellborn FE 9;Neocellborn N1000S;Neocellborn N 5000;S 250 (blowing agent);Unicell OH;p,p'-Oxybis(benzenesulfohydrazide); |
| EINECS: | 201-286-1 |
| Density: | 1.521 g/cm3 |
| Melting Point: | 160-161 °C (dec.)(lit.) |
| Boiling Point: | 590 °C at 760 mmHg |
| Flash Point: | 310.6 °C |
| Solubility: | Insoluble in water |
| Appearance: | colorless, crystalline solid with a geranium-like odor |
| Hazard Symbols: |
 Xi
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| Risk Codes: | 36/37/38 |
| Safety: | 26-37/39 |
| PSA: | 170.37000 |
| LogP: | 4.12690 |
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| Conditions | Yield |
|---|---|
| With carbazic acid In neat (no solvent) at 100℃; for 5h; Reagent/catalyst; Green chemistry; | 97% |
| Conditions | Yield |
|---|---|
| With carbazic acid In neat (no solvent) at 100℃; for 5h; Reagent/catalyst; Temperature; Solvent; Green chemistry; | 91% |
| With hydrazine | |
| With hydrazine hydrate |
- 80-51-3
diphenylether-4,4'-disulfonyl hydrazide
| Conditions | Yield |
|---|---|
| With hydrogenchloride; sodium nitrite In methanol; water at 0℃; Temperature; Solvent; | 96% |
| With acetic acid; sodium nitrite |
| Conditions | Yield |
|---|---|
| With sodium iodide In chloroform; water at 20℃; for 5h; Electrolysis; stereoselective reaction; | 75% |
- 50491-70-8
1-ethoxy-4,5-dihydro-3H-benzo[4,5]thieno[2,3-c]azepine
- 80-51-3
diphenylether-4,4'-disulfonyl hydrazide
- 50491-76-4
4,4'-oxy-bis-benzenesulfonic acid bis-[(2,3,4,5-tetrahydro-benzo[4,5]thieno[2,3-c]azepin-1-ylidene)-hydrazide]
| Conditions | Yield |
|---|---|
| In ethanol for 22h; Heating; |
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- Total:23 Page 1 of 1 1
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Standards and Recommendations
DOT Classification: 4.1; Label: Flammable Solid
Specification
The Benzenesulfonic acid,4,4'-oxybis-, 1,1'-dihydrazide, with the CAS registry number 80-51-3, is also known as p,p'-Oxybis(benzenesulfonyl hydrazide). Its EINECS number is 201-286-1. This chemical's molecular formula is C12H14N4O5S2 and molecular weight is 358.39. What's more, its systematic name is 4,4'-oxydibenzenesulfonohydrazide. Its classification code is Mutation data. This chemical should be protected from light. It is applicable to produce foaming agents in the rubber and plastic industry.
Physical properties of Benzenesulfonic acid,4,4'-oxybis-, 1,1'-dihydrazide are: (1)ACD/LogP: 0.70; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 0.7; (4)ACD/LogD (pH 7.4): 0.68; (5)ACD/BCF (pH 5.5): 2; (6)ACD/BCF (pH 7.4): 1.92; (7)ACD/KOC (pH 5.5): 57.18; (8)ACD/KOC (pH 7.4): 54.84; (9)#H bond acceptors: 9; (10)#H bond donors: 6; (11)#Freely Rotating Bonds: 6; (12)Polar Surface Area: 107.23 Å2; (13)Index of Refraction: 1.644; (14)Molar Refractivity: 85.38 cm3; (15)Molar Volume: 235.5 cm3; (16)Polarizability: 33.84×10-24cm3; (17)Surface Tension: 65.2 dyne/cm; (18)Density: 1.521 g/cm3; (19)Flash Point: 310.6 °C; (20)Enthalpy of Vaporization: 88.04 kJ/mol; (21)Boiling Point: 590 °C at 760 mmHg; (22)Vapour Pressure: 6.77E-14 mmHg at 25°C.
Preparation of Benzenesulfonic acid,4,4'-oxybis-, 1,1'-dihydrazide: this chemical can be prepared by diphenyl ether and chlorosulfonic acid, and then reacts with hydrazine hydrate.
When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing and gloves.
You can still convert the following datas into molecular structure:
(1)SMILES: O=S(=O)(NN)c2ccc(Oc1ccc(cc1)S(=O)(=O)NN)cc2
(2)Std. InChI: InChI=1S/C12H14N4O5S2/c13-15-22(17,18)11-5-1-9(2-6-11)21-10-3-7-12(8-4-10)23(19,20)16-14/h1-8,15-16H,13-14H2
(3)Std. InChIKey: NBOCQTNZUPTTEI-UHFFFAOYSA-N