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url url url url
  2. Weltenzyklopädie
  3. سولفورو اسید - ویکی‌پدیا، دانشنامهٔ آزاد
سولفورو اسید - ویکی‌پدیا، دانشنامهٔ آزاد
از ویکی‌پدیا، دانشنامهٔ آزاد
سولفورو اسید
Sulfurous acid
Ball-and-stick model of sulfurous acid
نام‌گذاری آیوپاک

Sulfurous acid

شناساگرها
شماره ثبت سی‌ای‌اس 7782-99-2 ✔Y
پاب‌کم 1100
کم‌اسپایدر 1069 ✔Y
UNII J1P7893F4J ✔Y
KEGG C00094 ✔Y
ChEBI CHEBI:48854 ✔Y
ChEMBL CHEMBL1161699 ✔Y
جی‌مول-تصاویر سه بعدی Image 1

  • O=S(O)O

  • InChI=1S/H2O3S/c1-4(2)3/h(H2,1,2,3) ✔Y
    Key: LSNNMFCWUKXFEE-UHFFFAOYSA-N ✔Y

    InChI=1/H2O3S/c1-4(2)3/h(H2,1,2,3)
    Key: LSNNMFCWUKXFEE-UHFFFAOYAJ

خصوصیات
فرمول مولکولی H2SO3
جرم مولی 82.07 g/mol
اسیدی (pKa) 1.857 7.172
خطرات
MSDS ICSC 0074
شاخص ئی‌یو 016-011-00-9
طبقه‌بندی ئی‌یو Corrosive (C)
کدهای ایمنی R20, R۳۴
شماره‌های نگهداری (S1/2), S۹, S26, S36/37/39, S45
نقطه اشتعال
ترکیبات مرتبط
ترکیبات مرتبط گوگرد دی‌اکسید
سولفوریک اسید
به استثنای جایی که اشاره شده‌است در غیر این صورت، داده‌ها برای مواد به وضعیت استانداردشان داده شده‌اند (در 25 °C (۷۷ °F)، ۱۰۰ kPa)
 ✔Y (بررسی) (چیست: ✔Y/N؟)
Infobox references


سولفورو اسید (به انگلیسی: Sulfurous acid) ترکیبی شیمیایی با فرمول H2SO3 است. این ترکیب به صورت محلول در آب مشاهده نشده است، اما به صورت گازی قابل مشاهده است.[۱] این ترکیب یک گونهٔ شیمیایی واسطه در تشکیل باران اسیدی از دی‌اکسید گوگرد است.

منابع

  1. ↑ D. Sülzle, M. Verhoeven, J. K. Terlouw, H. Schwarz (1988). "Generation and Characterization of Sulfurous Acid (H2SO3) and of Its Radical Cation as Stable Species in the Gas Phase". Angew. Chem. Int. Ed. Engl. 27 (11): 1533–4. doi:10.1002/anie.198815331.{{cite journal}}: نگهداری یادکرد:نام‌های متعدد:فهرست نویسندگان (link)
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