CompoundList

Pivalate

Also known as 2,2-dimethylpropanoate, neopentanoate, tert-Butylformate

CAS 29650-96-2Formula C5H9O2-Molar mass 101.13 g/mol
Pivalate chemical structure, C5H9O2-, CAS 29650-96-2
2D chemical structure

Key facts

What buyers check first

CAS number
29650-96-2
Formula
C5H9O2-
Molar mass
101.13 g/mol
HS code
291560
Category
Carboxylic acids and anhydrides

What is Pivalate?

Plain description, key identifiers and synonyms

Pivalate is a monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of pivalic acid. It is a conjugate base of a pivalic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2,2-dimethylpropanoate
CAS number
29650-96-2
Molecular formula
C5H9O2-
InChIKey
IUGYQRQAERSCNH-UHFFFAOYSA-M
InChI
InChI=1S/C5H10O2/c1-5(2,3)4(6)7/h1-3H3,(H,6,7)/p-1
SMILES (canonical and isomeric)
CC(C)(C)C(=O)[O-]

Synonyms

  • 2,2-dimethylpropanoate
  • neopentanoate
  • tert-Butylformate
  • trimethylacetate
  • Pivalate anion
  • 2,2-dimethylpropionate
  • alpha,alpha-dimethylpropanoate
  • alpha,alpha-dimethylpropionate
  • 1,1-dimethylethyl carboxylate

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
101.13 g/molcalc.
Exact mass
101.0608 Dacalc.
LogP (octanol/water)
-0.22calc.
Topological polar surface area
40.13 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
7calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.8calc.
Formal charge
-1calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

Pivalate suppliers

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

No supplier listings yet

Post one free request and suppliers who make or trade Pivalate can send you quotes. Your contact details stay private until you accept a quote.

Pivalate 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.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2915.60Indicative HS code

Butanoic acids, pentanoic acids, their salts and esters

World exports in 2024
$704M
+7.9% vs 2023, imports $679M
2019 to 2024
Top exporters
  1. China24.0%
  2. United States23.0%
  3. Netherlands9.3%
Top importers
  1. India * partner reported9.8%
  2. United States9.7%
  3. Netherlands7.4%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Pivalate?

Pivalate is a monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of pivalic acid. It is a conjugate base of a pivalic acid.

What is the CAS number of Pivalate?

The CAS registry number of Pivalate is 29650-96-2.

What is the molecular formula and weight of Pivalate?

The molecular formula of Pivalate is C5H9O2- and its molar mass is 101.13 g/mol.

What is Pivalate used for?

Known uses and roles of Pivalate include building blocks in research and laboratory.

Is Pivalate hazardous?

No GHS hazard classification for Pivalate is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Pivalate?

Pivalate is usually classified under HS code 291560 (Butanoic acids, pentanoic acids, their salts and esters). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Pivalate?

Post a free request on CompoundList and suppliers of Pivalate will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Pivalate?

Suppliers quote Pivalate 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 Pivalate

Get quotes for Pivalate

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Pivalate with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/pivalate-29650-96-2" title="Pivalate structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Carboxylic acids and anhydrides or HS code 291560

Price on request
Free quotes, contact stays private
Get quotes