1,4-페닐렌디아민-2,5-디설폰산
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1,4-페닐렌디아민-2,5-디설폰산 속성
- 밀도
- 1.922±0.06 g/cm3(Predicted)
- 산도 계수 (pKa)
- -1.91±0.50(Predicted)
안전
1,4-페닐렌디아민-2,5-디설폰산 C화학적 특성, 용도, 생산
생산 방법
1,4-phenylenediamine-2.5-disulfonic is obtained from p-phenylenediamine and 25% oleum at 140 ℃ or by heating p-phenylenediamine sulfate and 98% sodium hydrogen sulfate in a mixture of 1,2,4-trichlorobenzene and 1-chloronaphthalene to the boiling point of the solvent mixture (215 ℃), removing the solid roduct, dissolving it in water, neutralizing it with sodium hydroxide solution to pH 7.5 – 8, and clarifying the solution with kieselguhr. The product contains 5% of monosulfonic acid, but only a small amount of the isomeric 2,6-disulfonic acid; yield 90%1,4-페닐렌디아민-2,5-디설폰산 준비 용품 및 원자재
원자재
준비 용품
1,4-페닐렌디아민-2,5-디설폰산 공급 업체
글로벌( 80)공급 업체
공급자 | 전화 | 이메일 | 국가 | 제품 수 | 이점 |
---|---|---|---|---|---|
Shanghai Daken Advanced Materials Co.,Ltd | +86-371-66670886 |
info@dakenam.com | China | 18628 | 58 |
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd. | 0431-80514535 13634302652 |
Extension@chemextension.com | CHINA | 967 | 58 |
CONIER CHEM AND PHARMA LIMITED | +8618523575427 |
sales@conier.com | China | 49392 | 58 |
career henan chemical co | +86-0371-86658258 +8613203830695 |
factory@coreychem.com | China | 29823 | 58 |
CHEMSOON CO.,LTD. | +8613761723174 |
sales01@chemsoon.com | China | 1211 | 58 |
Zhengzhou Alfa Chemical Co.,Ltd | +8618530059196 |
sale04@alfachem.cn | China | 13349 | 58 |
Shanghai Daeyeon Chemicals Co., Ltd | 021-64478606 +8615900664856 |
daeyeon001@vip.163.com | China | 2062 | 58 |
Shanxi Xuanran Import and Export Trade Co., Ltd. | +8617735180244 |
mike_yan@xuanranglobal.com | CHINA | 4022 | 58 |
Hangzhou MolCore BioPharmatech Co.,Ltd. | +86-057181025280; +8617767106207 |
sales@molcore.com | China | 49739 | 58 |
SUZHOU SENFEIDA CHEMICAL CO.,LTD | +86-0512-83500002 +8615195660023 |
sales@senfeida.com | China | 23048 | 58 |