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Impurities and reference standards

Npc200692

Also known as 4,5-Dimethyl-1,3-dioxolan-2-one, Carbonic acid 2,3-butanediyl, 2,3-butylene carbonate

CAS 4437-70-1Formula C5H8O3Molar mass 116.12 g/mol
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Npc200692 chemical structure, C5H8O3, CAS 4437-70-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
4437-70-1
Formula
C5H8O3
Molar mass
116.12 g/mol
HS code
292090
Category
Impurities and reference standards

What is Npc200692?

Plain description, key identifiers and synonyms

Npc200692 is a chemical substance with the molecular formula C5H8O3 and a molar mass of 116.12 g/mol. Its CAS registry number is 4437-70-1. The IUPAC name is 4,5-dimethyl-1,3-dioxolan-2-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4,5-dimethyl-1,3-dioxolan-2-one
CAS number
4437-70-1Other or deprecated CAS: 65941-76-6
Molecular formula
C5H8O3
MDL number
MFCD00060135
InChIKey
LWLOKSXSAUHTJO-UHFFFAOYSA-N
InChI
InChI=1S/C5H8O3/c1-3-4(2)8-5(6)7-3/h3-4H,1-2H3
SMILES (canonical and isomeric)
CC1C(OC(=O)O1)C

Synonyms

  • 4,5-Dimethyl-1,3-dioxolan-2-one
  • Carbonic acid 2,3-butanediyl
  • 2,3-butylene carbonate
  • 1,3-Dioxolan-2-one, 4,5-dimethyl-
  • trans-4,5-dimethyl-1,3-dioxolan-2-one
  • Carbonic acid, cyclic 1,2-dimethylethylene ester
  • (4R,5S)-4,5-dimethyl-1,3-dioxolan-2-one
  • Olmesartan Impurity 10
  • 1,2-Dimethylethylene carbonate
  • 2,3-Butanediol cyclic carbonate
  • 4,5-Dimethyl-1,3-dioxolan-2-one #

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
116.12 g/molcalc.
Exact mass
116.0473 Dacalc.
LogP (octanol/water)
0.93calc.
Topological polar surface area
35.53 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
0calc.
Heavy atoms
8calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.8calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C1OCCO1

O=C1OCCO1

1 ring, 6 atoms, the Ethylene carbonate ring system.

161 other chemicals share this scaffold

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.

Npc200692 suppliers

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Npc200692 price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 Npc200692 is traded under.

HS 2920.90Indicative HS code

Esters, other than thiophosphoric esters (phosphorothioates) and phosphite esters and their salts…

World exports in 2024
$1.05B
+8.0% vs 2023, imports $1.23B
2019 to 2024
Top exporters
  1. China33.4%
  2. Germany18.8%
  3. United States12.4%
Top importers
  1. United States19.2%
  2. Singapore8.9%
  3. South Korea6.9%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Npc200692 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Npc200692, based on the data on this page

What is Npc200692?

Npc200692 is a chemical substance with the molecular formula C5H8O3 and a molar mass of 116.12 g/mol. Its CAS registry number is 4437-70-1. The IUPAC name is 4,5-dimethyl-1,3-dioxolan-2-one.

What is the CAS number of Npc200692?

The CAS registry number of Npc200692 is 4437-70-1. Other or deprecated CAS numbers: 65941-76-6.

What is the molecular formula and weight of Npc200692?

The molecular formula of Npc200692 is C5H8O3 and its molar mass is 116.12 g/mol.

Is Npc200692 hazardous?

No GHS hazard classification for Npc200692 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 Npc200692?

Npc200692 is usually classified under HS code 292090 (Esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Npc200692?

Post a free request on CompoundList and suppliers of Npc200692 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Npc200692?

Suppliers quote Npc200692 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 Npc200692

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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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