CAS 7784-31-8 Aluminium sulfate octadecahydrate (HCID 22377415)

基本情報

CAS: 7784-31-8
標準SMILES: O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O=S(=O)([O-])[O-].O=S(=O)([O-])[O-].O=S(=O)([O-])[O-].[Al+3].[Al+3]
InChIKey: AMVQGJHFDJVOOB-UHFFFAOYSA-H
分子式: Al2H36O30S3
平均分子量: 666.4 g/mol
単同位体質量: 666.00843

名称と識別子

優先名称: Aluminium sulfate octadecahydrate
IUPAC: dialuminum;trisulfate;octadecahydrate
現地名: 硫酸アルミニウム
英語名: Aluminium sulfate octadecahydrate
分子式: Al2H36O30S3
分子量: 666.43

名称と別名

7784-31-8Aluminum sulfate octadecahydrateAluminium Sulfate OctadecahydratePatent alumaluminum(III) sulfate octadecahydrateCake alum octadecahydratedialuminum;trisulfate;octadecahydrateAluminum sulphate octadecahydrateDialuminum sulfate octadecahydrateSulfuric acid, aluminum salt (3:2), octadecahydrateTCS9L00G8Faluminum sulfate.18H2O

名称をさらに表示

硫酸アルミニウム十八水和物硫酸アルミニウム水和物 ACS REAGENT,≥98%硫酸アルミニウム水和物 PURISS.,MEETS ANALYTICAL SPECIFICATION OF PH.EUR.,BP,100-110%,51.0-59.0% AL2(SO4)3 BASIS硫酸アルミニウム18水, 98+% (ACS)ミョウバン(明礬)ALUMAluminum sulfate octahydrateKH2PO27CAKE ALUMPICKLE ALUMoctadecahydrateTrade termforalumAluminum triethide

aluminium sulfate.18H2OAl2(SO4)3.18H2OALUMINIUM SULFATE OCTADECAHYDRATE [MI]CHEBI:74779dialuminium sulfate octadecahydratealuminium sulfate--water (1/18)ALUMINUM SULFATE (AL2(SO4)3) OCTADECAHYDRATEaluminium(III) sulfate octadecahydrate

物性

構造計算による物性

極性表面積: 284 Å²
水素結合供与体数: 18
水素結合受容体数: 30
回転可能結合数: 0
重原子数: 35
形式電荷: 0
複雑度: 62

実験および物理化学的性質

Physical DescriptionWhite solid; [Merck Index]

物理化学的性質

融点: 86 °C · 86 °C
比重(密度): 1 · 1,69 g/cm3
貯蔵温度: Sealed in dry,Room Temperature
溶解性: 364 g/リットル · 364g/リットル
外見: 粉体・固形
色: 白い
比重: 1.69 · 1.69
PH: 2.5 · 2.5-4.0 (20g/l, H2O, 20℃)
水溶解度: 溶ける
InChI: InChI=1S/2Al.3H2O4S.18H2O/c;;3*1-5(2,3)4;;;;;;;;;;;;;;;;;;/h;;3*(H2,1,2,3,4);18*1H2/q2*+3;;;;;;;;;;;;;;;;;;;;;/p-6
InChIKey: AMVQGJHFDJVOOB-UHFFFAOYSA-H
SMILES: S([O-])([O-])(=O)=O.S([O-])([O-])(=O)=O.S([O-])([O-])(=O)=O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[Al+3]
CAS データベース: 7784 · 7784-31-8(CAS DataBase Reference)
EPAの化学物質情報: Sulfuric acid, aluminum salt (3:2), octadecahydrate (7784-31-8)

化学的性質

安全と法規制

GHS分類

GHS Classification · 6 件

Danger

H290 (17.2%): May be corrosive to metals [Warning Corrosive to Metals]；H318 (99.2%): Causes serious eye damage [Danger Serious eye damage/eye irritation]；H412 (17.2%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

P234, P264+P265, P273, P280, P305+P354+P338, P317, P390, P406, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 122 reports by companies from 7 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

危険有害性情報

Regulatory Information · 2 件

Chemical: Sulfuric acid, aluminium salt (3:2), octadecahydrate

Aluminium sulphate 18-hydrate: Does not have an individual approval but may be used under an appropriate group standard

Other Safety InformationIMAP assessments - Aluminium sulfates (single and double salts): Human health tier II assessment；Evaluation - Use of aluminium in antiperspirants

Hazards SummaryCauses degenerative changes to brain in 13-week oral studies of rats; [RTECS] An irritant; [Merck Index] An irritant that may cause serious eye injury; Targets the lungs and bone; [Sigma-Aldrich MSDS] See Aluminum sulfate.

Hazard Classes and Categories · 2 件

Met. Corr. 1 (17.2%)；Eye Dam. 1 (99.2%)；Aquatic Chronic 3 (17.2%)

Eye irritation - category 2A

法規制情報

化学と産業

用途と製造

Uses · 2 件

Used for tanning leather, sizing paper, fireproofing and waterproofing cloth, clarifying oils and fats, treating sewage, waterproofing concrete, deodorizing and decolorizing petroleum, and purifying water; Also used in dyeing (mordant) and in manufacturing (lakes, aluminum resinate, aluminum salts, aluminum acetate solutions, antiperspirants, and agricultural pesticides; [Merck Index]

Petroleum Production and Refining [Category: Industry]；Pulp and Paper Processing [Category: Industry]；Farming (Pesticides) [Category: Industry]；Sewer and Wastewater Treatment [Category: Industry]；Leather Tanning and Processing [Category: Industry]；Textiles (Printing, Dyeing, or Finishing) [Category: Industry]

応用分野 · 2 件

解説硫酸アルミニウム，結晶を加熱すると60～120 ℃ でその結晶水中に溶解するが，さらに加熱すると結晶水を失い，高温では酸化アルミニウム，二酸化硫黄などに分解する．水溶液は成分硫酸塩を混合した液とまったく同じであり，酸性を示す．単にミョウバンといえばKAl(SO4)2･12H2Oをさす．[CAS 7784-24-9:KAl(SO4)2･12H2O][別用語参照]硫酸カリウムアルミニウム，焼きミョウバン森北出版「化学辞典（第2版）

使用Aluminium sulfate octadecahydrate is a preservative, the inclusive term for several inum-type compounds such as inum sulfate and inum potassium sulfate. It is used with edta to prevent discoloration of potatoes and to maintain the firmness of shrimp packs. It is also used in pickles and pickle relish.