CompoundList
Sign in
Cosmetic ingredients

Dithiodiglycolic acid

Also known as Acetic acid, 2,2'-dithiobis-, Dithiodiacetic acid, Dithioglycolic acid

CAS 505-73-7Formula C4H6O4S2Molar mass 182.22 g/molEC 208-019-8
GHS signal word: Warning. Pictograms: Harmful or irritant 1 supplier listed
Get quotes See the supplier
Dithiodiglycolic acid chemical structure, C4H6O4S2, CAS 505-73-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
505-73-7
Formula
C4H6O4S2
Molar mass
182.22 g/mol
EC number
208-019-8
HS code
293090
Category
Cosmetic ingredients

What is Dithiodiglycolic acid?

Plain description, key identifiers and synonyms

Dithiodiglycolic acid is a chemical substance with the molecular formula C4H6O4S2 and a molar mass of 182.22 g/mol. Its CAS registry number is 505-73-7. The IUPAC name is 2-(carboxymethyldisulfanyl)acetic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-(carboxymethyldisulfanyl)acetic acid
CAS number
505-73-7 CAS number cross-checked
EC number
208-019-8
Molecular formula
C4H6O4S2
UNII
7ZZ0LAL4TI
MDL number
MFCD00039607
INCI name
DITHIODIGLYCOLIC ACID
InChIKey
DLLMHEDYJQACRM-UHFFFAOYSA-N
InChI
InChI=1S/C4H6O4S2/c5-3(6)1-9-10-2-4(7)8/h1-2H2,(H,5,6)(H,7,8)
SMILES (canonical and isomeric)
C(C(=O)O)SSCC(=O)O

Synonyms

  • Acetic acid, 2,2'-dithiobis-
  • Dithiodiacetic acid
  • Dithioglycolic acid
  • 2,2'-Dithiodiacetic acid
  • Thioglycolate disulfide
  • Acetic acid, dithiodi-
  • Bis(carboxymethyl) disulfide
  • 2,2'-Dithiobisacetic acid
  • mercaptoacetic acid disulfide
  • 2,2'-Dithiodi(acetic) acid
  • Bis(mercaptoacetic acid)
  • 2,2'-Dithiodiethanoic acid
  • Acetic acid, dithiodi
  • 2,2'Dithiodiacetic acid
  • 2,2'Dithiobisacetic acid
  • 2,2'Dithiodi(acetic) acid
  • Acetic acid, 2,2'dithiobis
  • Acetic acid, dithiodi (8CI)
  • Acetic acid, dithiodi-(8CI)
  • 2-(carboxymethyldisulfanyl)acetic acid
  • 2,2'-disulfanediyldiacetic acid
  • Dllmhedyjqacrm-uhfffaoysa-
  • I+/-,I+/-'-DithiodiessigsA currencyure
  • DithiodiglycolicAcid
  • Dithiodiglycollic acid
Show all 33 synonyms
  • 2,2-dithioglycolic acid
  • 2,2'-Dithiobisacetic a
  • 3,4-Dithiahexanedioic acid
  • Acetic acid,2'-dithiobis-
  • 2,2'-Dithiodiglycolic acid
  • Dithiodiglycolic acid, >=98%
  • Dithiodiglycolic acid Solution in Water, 1000ug/mL
  • 2,2 inverted exclamation mark -Disulfanediyldiacetic Acid

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
182.22 g/molcalc.
Exact mass
181.9708 Dacalc.
LogP (octanol/water)
0.54calc.
Topological polar surface area
74.6 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
5calc.
Heavy atoms
10calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.5calc.
Formal charge
0calc.
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

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • 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

Dithiodiglycolic acid suppliers

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

See the supplier

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

1 supplier in 1 country

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Dithiodiglycolic acid 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

Use classes: Cosmetics.

Cosmetic ingredient, INCI name DITHIODIGLYCOLIC ACID(reducing)

Functional uses

  • Reducing agent

Cosmetic functions

  • Reducing

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2930.90Indicative HS code

Organo-sulphur compounds, other

World exports in 2024
$5.83B
+0.1% vs 2023, imports $5.93B
2019 to 2024
Top exporters
  1. China40.7%
  2. United States10.9%
  3. Japan9.3%
Top importers
  1. United States13.3%
  2. Brazil12.6%
  3. China6.6%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Dithiodiglycolic acid, based on the data on this page

What is Dithiodiglycolic acid?

Dithiodiglycolic acid is a chemical substance with the molecular formula C4H6O4S2 and a molar mass of 182.22 g/mol. Its CAS registry number is 505-73-7. The IUPAC name is 2-(carboxymethyldisulfanyl)acetic acid.

What is the CAS number of Dithiodiglycolic acid?

The CAS registry number of Dithiodiglycolic acid is 505-73-7.

What is the molecular formula and weight of Dithiodiglycolic acid?

The molecular formula of Dithiodiglycolic acid is C4H6O4S2 and its molar mass is 182.22 g/mol.

What is Dithiodiglycolic acid used for?

Use classes: Cosmetics.

Is Dithiodiglycolic acid hazardous?

Dithiodiglycolic acid carries the GHS signal word "Warning". Main hazards: causes skin irritation, causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Dithiodiglycolic acid?

Dithiodiglycolic acid is usually classified under HS code 293090 (Organo-sulphur compounds, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dithiodiglycolic acid?

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

Where can I buy Dithiodiglycolic acid in India?

1 supplier in India list Dithiodiglycolic acid on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Dithiodiglycolic acid?

Suppliers quote Dithiodiglycolic acid 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 Dithiodiglycolic acid

Get quotes for Dithiodiglycolic acid

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Dithiodiglycolic acid
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 Dithiodiglycolic acid 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/dithiodiglycolic-acid-505-73-7" title="Dithiodiglycolic acid 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 Cosmetic ingredients or HS code 293090

1 supplier
Free quotes, contact stays private
Get quotes