Provenance

Reference data from EU CLP Annex VI and published regulations — verify against your supplier's SDS before use.

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Substance profile

Tetramethylammonium hydrogen phthalate

Tetramethylammonium hydrogen phthalate is a chemical substance with the molecular formula C12H17NO4.

CAS 79723-02-7 C12H17NO4 239.27 g/mol Danger

01 · Identification

What Tetramethylammonium hydrogen… is

Tetramethylammonium hydrogen phthalate is a chemical substance with the molecular formula C12H17NO4. Its molecular formula is C12H17NO4 and its molecular weight is 239.27 g/mol.

Under the GHS it carries the signal word Danger.

02 · Identifiers

Tetramethylammonium hydrogen… identifiers and molecular data

Tetramethylammonium hydrogen… CAS number and EC number

CAS number79723-02-7
EC number416-900-5
Index number (CLP Annex VI)607-478-00-5

Tetramethylammonium hydrogen… molecular formula and molecular weight

Molecular formulaC12H17NO4
Molecular weight239.27 g/mol

03 · GHS classification

Tetramethylammonium hydrogen… hazard classification

Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.

Tetramethylammonium hydrogen… pictograms and signal word

Signal wordDanger

Tetramethylammonium hydrogen… hazard class and category

GHS hazard classes Tetramethylammonium… falls into
Hazard class Category From code Pictogram
Acute toxicity - oral GHS chapter 3.1 Category 3 H301 GHS06
Specific target organ toxicity - repeated exposure GHS chapter 3.9 Category 2 H373 GHS08
Hazardous to the aquatic environment - acute GHS chapter 4.1 Category 1 H400 GHS09

Tetramethylammonium hydrogen… hazard statements (H-codes)

Hazard statements assigned to Tetramethylammonium…
CodeHazard statement
H301 Toxic if swallowed.
H373 May cause damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
H400 Very toxic to aquatic life.

This page lists only the codes assigned to Tetramethylammonium…. The full reference lives on the hazard statements hub, the precautionary statements hub and the GHS pictograms hub.

Safety Data Sheet

Getting an SDS for Tetramethylammonium…

A Safety Data Sheet is written for a product, not for a substance: the supplier of the grade you actually buy issues it, so two suppliers of Tetramethylammonium… issue two different sheets. That is why there is no single authoritative SDS for a substance to download — what there is, is the job of collecting the sheets for the products you hold and keeping them current as suppliers revise them.

04 · Precautionary statements

Tetramethylammonium hydrogen… precautionary statements

CLP Annex VI assigns 9 precautionary statements to Tetramethylammonium…. They are grouped the way a label groups them: what to do before handling, what to do when something has already happened, how to store it and how to dispose of it.

Disposal

What has to happen to the contents and the empty container.

Reading the notation. is a blank the supplier fills in — not a truncated sentence.· [square brackets] mark a part printed only when it applies.

05 · Names in the regulation

Tetramethylammonium hydrogen… name in 23 EU languages

CLP Annex VI Part 3 is published in every language edition of the regulation, and the identification column is written out in each of them. Nothing below is translated by us: each line is the name as that edition prints it. Under Art. 18(2) the substance name from Annex VI is a lawful product identifier, so this is the wording to put on a label going to that market — and where the cell lists several designations, any one of them qualifies.

Language Name in CLP Annex VI Part 3
Bulgarian български тетраметиламониев хидрогенфталат
Spanish español Ftalato de tetrametilamonio e hidrógeno
Czech čeština tetramethylamonium-hydrogen-ftalát
Danish dansk tetramethylammoniumhydrogenphthalat
German Deutsch Tetramethylammoniumhydrogenphthalat
Estonian eesti tetrametüülammooniumvesinikftalaat
Greek ελληνικά όξινο φθαλικό τετραμεθυλαμμώνιο
English English tetramethylammonium hydrogen phthalate
French français hydrogénophtalate de tétraméthylammonium
Croatian hrvatski tetrametilamonijev hidrogenftalat
Italian italiano ftalato di tetrametilammonio e idrogeno
Latvian latviešu tetrametilamonija hidrogēnftalāts
Lithuanian lietuvių tetrametilamonio hidroftalatas
Hungarian magyar tetrametilammónium-hidrogén-ftalát
Maltese Malti ftalat tal-idroġenu tat-tetrametilammonju
Dutch Nederlands tetramethylammoniumwaterstofftalaat
Polish polski wodoroftalan tetrametyloamoniowy
Portuguese português hidrogenoftalato de tetrametilamónio
Romanian română hidrogenoftalat de tetrametil-amoniu
Slovak slovenčina tetrametylamónium-hydrogen-ftalát
Slovenian slovenščina tetrametilamonijev hidrogen ftalat
Finnish suomi tetrametyyliammoniumvetyftalaatti
Swedish svenska tetrametylammoniumväteftalat

All 23 language editions of Annex VI carry this entry. Irish is the twenty-fourth official EU language and has no line here for a different reason: no consolidated CLP text has ever been published in Irish, so there is no Irish edition of Annex VI to quote a name from. Source: consolidated CLP, CELEX 02008R1272, language editions. © European Union, https://eur-lex.europa.eu — only the electronic Official Journal of the European Union is authentic.

06 · Label elements

Tetramethylammonium hydrogen… GHS label elements

Everything CLP Annex VI fixes for Tetramethylammonium…, laid out the way it appears on a label. The greyed lines are the parts only the supplier can fill in.

GHS06 Skull and crossbones pictogramGHS08 Health hazard pictogramGHS09 Environment pictogram

Danger

Tetramethylammonium hydrogen…

  • Toxic if swallowed.
  • May cause damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
  • Very toxic to aquatic life.
  • Do not breathe dust/fume/gas/mist/vapours/spray.
  • Do not eat, drink or smoke when using this product.
  • Avoid release to the environment.
  • IF SWALLOWED:
  • Immediately call a POISON CENTER/doctor/
  • Get medical advice/attention if you feel unwell.
  • Rinse mouth.
  • Collect spillage.
  • Dispose of contents/container to

Supplier name, address and telephone number· Product identifier·Nominal quantity

Need this as an actual label? Open Tetramethylammonium… in the GHS label constructor →

07 · Questions

Tetramethylammonium hydrogen… — frequently asked questions

What is the CAS number of Tetramethylammonium hydrogen…?

The CAS number of Tetramethylammonium hydrogen… is 79723-02-7. Its EC number is 416-900-5.

What is the chemical formula of Tetramethylammonium hydrogen…?

The molecular formula of Tetramethylammonium hydrogen… is C12H17NO4 and its molecular weight is 239.27 g/mol.

What does a Tetramethylammonium hydrogen… label have to show?

Under CLP Annex VI the label for Tetramethylammonium hydrogen… carries the pictograms Skull and crossbones, Health hazard and Environment and the signal word is Danger.

Is Tetramethylammonium hydrogen… flammable?

CLP Annex VI assigns Tetramethylammonium hydrogen… no flammability hazard class. That is not a statement that it cannot burn: the harmonised list only records the hazards that were assessed for it.

Is Tetramethylammonium hydrogen… a carcinogen?

CLP Annex VI records no harmonised carcinogenicity classification for Tetramethylammonium hydrogen…. Annex VI is a list of agreed classifications, not a list of substances found safe, so this is an absence of a classification rather than a clean bill of health.

Nearby

Substances next to Tetramethylammonium…

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