Tartaric acid

Modify Date: 2026-06-30 10:40:57

Tartaric acid Structure
Tartaric acid structure
 Common Name Tartaric acid
CAS Number 87-69-4 Molecular Weight 150.087
Density 1.76 Boiling Point 399.3±42.0 °C at 760 mmHg
Molecular Formula C4H6O6 Melting Point 170-172 °C(lit.)
MSDS Chinese USA Flash Point 210 ºC
Symbol GHS05
GHS05		 Signal Word Danger

Summary: L(+)-Tartaric acid, also known as 2,3-dihydroxybutanedioic acid, with CAS number 87-69-4, has a molecular formula of C4H6O6 and a molecular weight of 150.087. It appears as a white crystal with a melting point of 170-172 °C. It is widely used in beverages, food, pharmaceuticals, and other industries. For research-use only, not for medical or clinical usage.

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 2,3-dihydroxybutanedioic acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.76
Boiling Point 399.3±42.0 °C at 760 mmHg
Melting Point 170-172 °C(lit.)
Molecular Formula C4H6O6
Molecular Weight 150.087
Flash Point 210 ºC
Exact Mass 150.016434
PSA 115.06000
LogP -1.43
Vapour density 5.18 (vs air)
Vapour Pressure 0.0±2.1 mmHg at 25°C
Index of Refraction 1.586
InChIKey FEWJPZIEWOKRBE-JCYAYHJZSA-N
SMILES O=C(O)C(O)C(O)C(=O)O
Water Solubility 1390 g/L (20 ºC)

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
WW7875000
CHEMICAL NAME :
Tartaric acid
CAS REGISTRY NUMBER :
87-69-4
LAST UPDATED :
199710
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C4-H6-O6
MOLECULAR WEIGHT :
150.10
WISWESSER LINE NOTATION :
QVYQYQVQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
485 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Blood - hemorrhage
REFERENCE :
JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1953- Volume(issue)/page/year: 5,759,1957
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JAPMA8 Journal of the American Pharmaceutical Association, Scientific Edition. (Washington, DC) V.29-49, 1940-60. For publisher information, see JPMSAE. Volume(issue)/page/year: 39,275,1950
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
5 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
REFERENCE :
IECHAD Industrial and Engineering Chemistry. (Washington, DC) V.15-62, 1923-70. For publisher information, see CHMTBL. Volume(issue)/page/year: 15,628,1923 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4599 No. of Facilities: 1626 (estimated) No. of Industries: 25 No. of Occupations: 25 No. of Employees: 26774 (estimated) No. of Female Employees: 5527 (estimated)

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS05
GHS05
Signal Word Danger
Hazard Statements H318
Precautionary Statements P280-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant
Risk Phrases R36/37/38
Safety Phrases S26-S36-S37/39
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS WW7875000
HS Code 2918120000

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2918199090
Summary 2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 Articles54

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Leishmania amazonensis: characterization of an ecto-pyrophosphatase activity.

Exp. Parasitol. 137 , 8-13, (2014)

Several ecto-enzymatic activities have been described in the plasma membrane of the protozoan Leishmania amazonensis, which is the major etiological agent of diffuse cutaneous leishmaniasis in South A...

Enamel protection from acid challenge--benefits of marketed fluoride dentifrices.

J. Clin. Dent. 24(1) , 25-30, (2013)

To determine the ability of various marketed dentifrices containing stabilized stannous fluoride (SnF2), sodium fluoride (NaF), or sodium monofluorophosphate (SMFP) to protect enamel against the earli...

The EpiOcular Eye Irritation Test (EIT) for hazard identification and labelling of eye irritating chemicals: protocol optimisation for solid materials and the results after extended shipment.

Altern. Lab. Anim. 43 , 101-27, (2015)

The 7th Amendment to the EU Cosmetics Directive and the EU REACH Regulation have reinforced the need for in vitro ocular test methods. Validated in vitro ocular toxicity tests that can predict the hum...

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

EINECS 201-766-0
D-(-)-Tartaric Acid
(R,R)-(+)-tartaric acid
L-(+)-Tartarate
(S,S)-(-)-tartaric acid
kyselinavinna
L-tartaric acid
Racemic Acid
[S-(R*,R*)]-2,3-Dihydroxybutanedioic Acid
(R,R)-tartaric acid
DL-2,3-Dihydroxybutanedioic acid
L-(+)-Tartrate
Tartaric
(-)-(S,S)-tartaric acid
threaricacid
(2S,3S)-(−)-Tartaric acid
DL-Tartaric acid concentrate
D-2,3-DIHYDROXYBUTANEDIOIC ACID
THREARIC ACID
(+)-(R,R)-tartaric acid
(2S,3S)-(-)-Tartaric acid
2,3-Dihydroxysuccinic acid
(2R,3R)-(+)-Tartaric acid
TARTRATE
(-)-tartaric acid
(2R,3R)-2,3-Dihydroxysuccinic acid
Ordinary Tartaric Acid
(2S,3S)-2,3-dihydroxybutanedioic acid
UNII:4J4Z8788N8
[R-(R*,R*)]-2,3-Dihydroxybutanedioic Acid
(2R,3R)-tartaric acid
L-2,3-Dihydroxybutanedioic Acid
Tartarate
L(+)-Tartaric acid
l-tartaric
(+)-(2R,3R)-Tartaric acid
(-)-D-tartaric acid
Resolvable tartaric acid
(2S,3S)-2,3-Dihydroxysuccinic acid
(+)-tartaric acid
FEMA 3044
(2R,3R)-2,3-dihydroxybutanedioic acid
Tartaric acid
(+)-L-tartaric acid
(S,S)-tartaric acid
(2S,3S)-tartaric acid
MFCD00064207
D-Tartaric Acid

 Tartaric acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the InChIKey of 2,3-dihydroxybutanedioic acid?
A: InChIKey of 2,3-dihydroxybutanedioic acid is FEWJPZIEWOKRBE-JCYAYHJZSA-N.
Q: What is the molecular weight of 2,3-dihydroxybutanedioic acid?
A: Molecular weight of 2,3-dihydroxybutanedioic acid is 150.087.
Q: What is the SMILES notation of 2,3-dihydroxybutanedioic acid?
A: SMILES notation of 2,3-dihydroxybutanedioic acid is O=C(O)C(O)C(O)C(=O)O.
Q: How is the water solubility of 2,3-dihydroxybutanedioic acid?
A: Water solubility of 2,3-dihydroxybutanedioic acid: 1390 g/L (20 ºC).
Q: What is the safety information for 2,3-dihydroxybutanedioic acid?
A: Safety information for 2,3-dihydroxybutanedioic acid: S26-S36-S37/39.
Q: What is the boiling point of 2,3-dihydroxybutanedioic acid?
A: Boiling point of 2,3-dihydroxybutanedioic acid is 399.3±42.0 °C at 760 mmHg.
Q: What is the polar surface area (PSA) of 2,3-dihydroxybutanedioic acid?
A: Polar surface area (PSA) of 2,3-dihydroxybutanedioic acid is 115.06000.
Q: What is the melting point of 2,3-dihydroxybutanedioic acid?
A: Melting point of 2,3-dihydroxybutanedioic acid is 170-172 °C(lit.).
Q: What is the LogP of 2,3-dihydroxybutanedioic acid?
A: LogP of 2,3-dihydroxybutanedioic acid is -1.43.
Q: What is the CAS number of 2,3-dihydroxybutanedioic acid?
A: CAS number of 2,3-dihydroxybutanedioic acid is 87-69-4.

 Tartaric acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
Zhongshan Xingrui Chemical Co. , Ltd.
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Chemsrc provides Tartaric acid(CAS#:87-69-4) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of Tartaric acid are included as well.>> amp version: Tartaric acid

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