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ChemicalBook >> CAS DataBase List >> Nitrosylsulfuric acid

Nitrosylsulfuric acid

Nitrosylsulfuric acid  price.
  • $58.2
  • Product name: Nitrosylsulfuric acid
  • CAS: 7782-78-7
  • MF: HNO5S
  • MW: 127.07
  • EINECS:231-964-2
  • MDL Number:MFCD00011495
  • Synonyms:Sulfuricacid,monoanhydridewithnitrousacid ;NITROSYLSULFURIC ACID CRYSTALLIZED;NITROSYLSULFURIC ACID, 40 WT. % SOLUTION IN SULFURIC ACID;NITROSYSULFURIC ACID;Nitrosylsulfuric acid, 40% in sulfuric acid;nitrosylsulfuric acid solution;NITROSYLSULFURIC ACID (40% SOLUTION);Nitrosyl hydrogensulfate
1 prices
Selected condition:
Brand
  • Sigma-Aldrich
Package
  • 250ml
  • ManufacturerSigma-Aldrich
  • Product number517070
  • Product descriptionNitrosylsulfuric acid solution 40?wt. % in sulfuric acid
  • Packaging250ml
  • Price$58.2
  • Updated2026-04-30
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich 517070 Nitrosylsulfuric acid solution 40?wt. % in sulfuric acid 250ml $58.2 2026-04-30 Buy

Properties

Melting point :-10 °C
Boiling point :333℃ at 101.33kPa
Density :1.612 g/mL at 25 °C
vapor pressure :2.6-30Pa at 20-50℃
storage temp. :Refrigerator (+4°C)
solubility :reacts with H2O; soluble in H2SO4
form :Viscous Liquid
pka :-7.51±0.18(Predicted)
color :Clear to milky yellow to greenish
Water Solubility :decomposes
Merck :13,6682
InChI :InChI=1S/HNO5S/c2-1-6-7(3,4)5/h(H,3,4,5)
InChIKey :VQTGUFBGYOIUFS-UHFFFAOYSA-N
SMILES :O(N=O)S(O)(=O)=O
CAS DataBase Reference :7782-78-7(CAS DataBase Reference)
EPA Substance Registry System :Sulfuric acid, monoanhydride with nitrous acid (7782-78-7)

Safety Information

Symbol(GHS): Corrosion (GHS05)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P310 Immediately call a POISON CENTER or doctor/physician.
P363 Wash contaminated clothing before reuse.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

Nitrosylsulfuric acid (40?wt. % in sulfuric acid) is a reagent used for the preparation of new heterocyclic disperse azo dyes.

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