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Inorganic acids

Silanol

Also known as Hydroxysilane, Sella natural volcanic ash mud mask

CAS 14475-38-8Formula H4OSiMolar mass 48.12 g/molEC 807-787-7
1 supplier listed Drug substance
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Silanol chemical structure, H4OSi, CAS 14475-38-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
14475-38-8
Formula
H4OSi
Molar mass
48.12 g/mol
EC number
807-787-7
HS code
281119
Category
Inorganic acids

What is Silanol?

Plain description, key identifiers and synonyms

Silanol is the simplest silanol, consisting of a single silicon atom covalently bouund to three hydrogens and a hydroxy group.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
hydroxysilane
CAS number
14475-38-8 CAS number cross-checked
EC number
807-787-7
Molecular formula
H4OSi
InChIKey
SCPYDCQAZCOKTP-UHFFFAOYSA-N
InChI
InChI=1S/H4OSi/c1-2/h1H,2H3
SMILES (canonical and isomeric)
O[SiH3]

Synonyms

  • Hydroxysilane
  • Sella natural volcanic ash mud mask

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
48.12 g/molcalc.
Exact mass
48.0031 Dacalc.
LogP (octanol/water)
-1.74calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
2calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS classification
Hazard pictograms

Hazard statements

  • H413May cause long lasting harmful effects to aquatic life.
Precautionary statements (2)
  • P273Avoid release to the environment.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Silanol suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

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  • EvitaChem
    China, BeijingUnclaimed profile
    SilanolGrade, purity and minimum order on request
    Price on request
    View

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Where suppliers are based

1 supplier in 1 country

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Silanol price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Functional uses

  • Binder
  • Defoamer
  • Dispersing agent
  • Flow promoter
  • Sealant (barrier)
  • Surface modifier
  • Viscosity modifier
  • Waterproofing agent
  • Wetting agent (non-aqueous)

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • Active ingredient in FDA approved drug labels

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Silanol is traded under.

HS 2811.19Indicative HS code

Inorganic acids, other than hydrogen fluoride

World exports in 2024
$494M
+6.5% vs 2023, imports $458M
2019 to 2024
Top exporters
  1. China24.9%
  2. Israel16.0%
  3. Jordan * partner reported11.7%
Top importers
  1. China29.3%
  2. United States16.2%
  3. Germany7.0%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Silanol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Silanol, based on the data on this page

What is Silanol?

Silanol is the simplest silanol, consisting of a single silicon atom covalently bouund to three hydrogens and a hydroxy group.

What is the CAS number of Silanol?

The CAS registry number of Silanol is 14475-38-8.

What is the molecular formula and weight of Silanol?

The molecular formula of Silanol is H4OSi and its molar mass is 48.12 g/mol.

What is Silanol used for?

Known uses and roles of Silanol include binder, defoamer, dispersing agent, flow promoter, sealant (barrier) and 4 more.

Is Silanol hazardous?

Silanol has a GHS hazard classification. Main hazards: may cause long lasting harmful effects to aquatic life. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Silanol?

Silanol is usually classified under HS code 281119 (II. INORGANIC ACIDS AND INORGANIC OXYGEN COMPOUNDS OF NON-METALS, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Silanol?

CompoundList lists 1 supplier of Silanol in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Silanol?

Suppliers quote Silanol on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Silanol

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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