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7783-00-8 molecular structure
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7783-00-8 molecular structure
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selenous acid

ChemBase ID: 111230
Molecular Formular: H2O3Se
Molecular Mass: 128.97408
Monoisotopic Mass: 129.91691492
SMILES and InChIs

SMILES:
 O[Se](=O)O
Canonical SMILES:
 O[Se](=O)O
InChI:
 InChI=1S/H2O3Se/c1-4(2)3/h(H2,1,2,3)
InChIKey:
 MCAHWIHFGHIESP-UHFFFAOYSA-N

Cite this record

CBID:111230 http://www.chembase.cn/molecule-111230.html

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NAMES AND DATABASE IDS

NAMES AND DATABASE IDS

Names Database IDs
IUPAC name
selenous acid
IUPAC Traditional name
selenite
selenious acid
Synonyms
SELENIOUS ACID
Selenous acid
Selenious acid
Selenous acid
Selenous acid, Puratronic®
硒脲酸
亚硒酸
硒脲酸, Puratronic®
CAS Number
7783-00-8
EC Number
231-974-7
MDL Number
MFCD00011331
Merck Index
148430
PubChem SID
162096571
24888283
24853753
24852658
PubChem CID
1091
CHEBI ID
26642
Chemspider ID
1060
KEGG ID
D05814
Unique Ingredient Identifier
F6A27P4Q4R
Wikipedia Title
Selenous_acid

DATA SOURCES

DATA SOURCES

All Sources Commercial Sources Non-commercial Sources
Data Source Data ID
Sigma Aldrich 229857 external link Add to cart 211176 external link Add to cart 84920 external link Add to cart
MP Biomedicals 05218280 external link Add to cart
Alfa Aesar 10855 external link Add to cart 12574 external link Add to cart
Wikipedia Selenous_acid external link
PubChem 1091 external link
Data Source Data ID Price
Sigma Aldrich
229857 external link Add to cart Please log in.
211176 external link Add to cart Please log in.
84920 external link Add to cart Please log in.
MP Biomedicals
05218280 external link Add to cart Please log in.
Alfa Aesar
10855 external link Add to cart Please log in.
12574 external link Add to cart Please log in.
Data Source Data ID
Wikipedia Selenous_acid external link
PubChem 1091 external link

CALCULATED PROPERTIES

CALCULATED PROPERTIES

JChem
Acid pKa 1.19897  H Acceptors 4 
H Donor 2  LogD (pH = 5.5) -3.5574248 
LogD (pH = 7.4) -4.2274547  Log P -1.2765 
Molar Refractivity 19.687 cm3 Polarizability 3.8953824 Å3
Polar Surface Area 57.53 Å2 Rotatable Bonds 0 
Lipinski's Rule of Five true 

PROPERTIES

PROPERTIES

Physical Property Safety Information Product Information Bioassay(PubChem)
Solubility
Freely soluble in water, alcohol. Insoluble in ammonia expand Show data source
soluble in ethanol expand Show data source
very soluble in water expand Show data source
Apperance
-4 Mesh expand Show data source
Crystalline Aggregates expand Show data source
white hygroscopic crystals expand Show data source
Melting Point
70 °C (dec.)(lit.) expand Show data source
70°C dec. expand Show data source
75-81°C expand Show data source
decomposes at 70°C expand Show data source
Density
3.0 g/cm3 expand Show data source
3.004 g/mL at 25 °C(lit.) expand Show data source
Storage Warning
Hygroscopic expand Show data source
RTECS
VS7175000 expand Show data source
European Hazard Symbols
Nature polluting Nature polluting (N) expand Show data source
Toxic Toxic (T) expand Show data source
UN Number
3283 expand Show data source
UN3290 expand Show data source
MSDS Link
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
German water hazard class
3 expand Show data source
Hazard Class
6.1 expand Show data source
Packing Group
2 expand Show data source
II expand Show data source
Risk Statements
23/25-33-34-50/53 expand Show data source
23/25-33-50/53 expand Show data source
Safety Statements
20/21-28-45-60-61 expand Show data source
TSCA Listed
是 expand Show data source
GHS Pictograms
GHS06 expand Show data source
GHS08 expand Show data source
GHS09 expand Show data source
GHS Signal Word
Danger expand Show data source
GHS Hazard statements
H301-H331-H373-H400-H410 expand Show data source
H301-H331-H373-H410 expand Show data source
GHS Precautionary statements
P260-P261-P301+P310-P321-P405-P501A expand Show data source
P261-P273-P301 + P310-P311-P501 expand Show data source
Personal Protective Equipment
Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges expand Show data source
RID/ADR
UN 3283 6.1/PG 2 expand Show data source
Purity
≥97.0% (RT) expand Show data source
97% expand Show data source
98% expand Show data source
99.999% (metals basis) expand Show data source
99.999% trace metals basis expand Show data source
Grade
purum expand Show data source
Certificate of Analysis
Download expand Show data source
Linear Formula
H2SeO3 expand Show data source

DETAILS

DETAILS

MP Biomedicals MP Biomedicals Wikipedia Wikipedia Sigma Aldrich Sigma Aldrich
MP Biomedicals - 05218280 external link
MP Biomedicals Rare Chemical collection
Wikipedia.org - Selenous_acid external link
Sigma Aldrich - 229857 external link
Packaging
50, 500 g in glass bottle
Sigma Aldrich - 211176 external link
Packaging
10, 50, 250 g in glass bottle

REFERENCES

REFERENCES

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PATENTS

PATENTS

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INTERNET

INTERNET

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