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Substance Name: Ascorbic acid [USP:INN:BAN:JAN]
RN: 50-81-7
UNII: PQ6CK8PD0R
InChIKey: CIWBSHSKHKDKBQ-JLAZNSOCSA-N
Note
- A six carbon compound related to glucose. It is found naturally in citrus fruits and many vegetables. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant.
Molecular Formula
- C6-H8-O6
Molecular Weight
- 176.1232
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- Registry Numbers
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- Toxicity
- Physical Properties
Classification Codes
- Acidifier (Urinary)
- Antioxidants
- Antiviral (COVID-19)
- Drug / Therapeutic Agent
- Growth Substances
- Human Data
- Micronutrients
- Mutation Data
- Protective Agents
- Reproductive Effect
- Tumor Data
- Vitamin (Antiscorbutic)
- Vitamins
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Names and Synonyms
Name of Substance
- Ascorbic acid
- Ascorbic acid [USP:INN:BAN:JAN]
- L-Ascorbic acid
- Vitamin C
MeSH Heading
- Ascorbic acid
Synonyms
- 3-Keto-L-gulofuranolactone
- 3-Oxo-L-gulofuranolactone
- 3-Oxo-L-gulofuranolactone (enol form)
- Acide ascorbique
- Acide ascorbique [INN-French]
- Acido ascorbico
- Acido ascorbico [INN-Spanish]
- Acidum ascorbicum
- Acidum ascorbicum [INN-Latin]
- Acidum ascorbinicum
- Adenex
- Allercorb
- Antiscorbic vitamin
- Antiscorbutic vitamin
- Arco-cee
- Ascoltin
- Ascor
- Ascor-B.I.D.
- Ascorb
- Ascorbajen
- Ascorbate
- Ascorbic acid
- Ascorbicap
- Ascorbutina
- Ascorin
- Ascorteal
- Ascorvit
- C-Level
- C-Long
- C-Quin
- C-Span
- C-Vimin
- Cantan
- Cantaxin
- Caswell No. 061B
- Catavin C
- CCRIS 57
- ce lent
- Ce-Mi-Lin
- CE-VI-Sol
- Cebicure
- Cebid
- Cebion
- Cebione
- Cecon
- Cee-caps TD
- Cee-vite
- Cegiolan
- Ceglion
- Celaskon
- Celin
- Cemagyl
- Cemill
- Cenetone
- Cenolate
- Cereon
- Cergona
- Cescorbat
- Cetamid
- Cetane
- Cetane-Caps TC
- Cetane-caps TD
- Cetemican
- Cevalin
- Cevatine
- Cevex
- Cevi-bid
- Cevimin
- Cevital
- Cevitamic acid
- Cevitamin
- Cevitan
- Cevitex
- Cewin
- Ciamin
- Cipca
- Citriscorb
- Colascor
- Concemin
- Davitamon C
- Dora-C-500
- Duoscorb
- EINECS 200-066-2
- FEMA No. 2109
- Hex-2-enonic acid gamma-lactone, L-threo-
- Hicee
- HSDB 818
- Hybrin
- IDO-C
- Kyselina askorbova
- Kyselina askorbova [Czech]
- L(+)-Ascorbic acid
- L-3-Ketothreohexuronic acid lactone
- L-Ascorbate
- L-Lyxoascorbic acid
- L-threo-Hex-2-enonic acid, gamma-lactone
- L-Xyloascorbic acid
- Laroscorbine
- Lemascorb
- Liqui-Cee
- Meri-C
- Natrascorb
- Natrascorb injectable
- NCI-C54808
- NSC 218455
- NSC 33832
- Planavit C
- Proscorbin
- Redoxon
- Ribena
- Roscorbic
- Scorbacid
- Scorbu-C
- Secorbate
- Testascorbic
- UNII-PQ6CK8PD0R
- Vicelat
- Vicomin C
- Viforcit
- Viscorin
- Vitace
- Vitacee
- Vitacimin
- Vitacin
- Vitamin C
- Vitamisin
- Vitascorbol
- Xitix
Systematic Names
- Ascorbic acid
- L-Ascorbic acid
- Vitamin C
Superlist Names
- Ascorbic acid
- Ferrous ascorbate
- L-Ascorbic acid
Mixture Names
- Chromagen
- Cortalex
- Ferancee
- Mediatric
- Stuartinic
- Tolfrinic
Registry Numbers
CAS Registry Number
- 50-81-7
FDA UNII
- PQ6CK8PD0R
Other Registry Numbers
- 1018124-03-2
- 1129294-89-8
- 129940-97-2
- 1428525-25-0
- 14536-17-5
- 154170-90-8
- 1703051-92-6
- 259133-78-3
- 30208-61-8
- 50976-75-5
- 56172-55-5
- 56533-05-2
- 57304-74-2
- 57606-40-3
- 623158-95-2
- 882690-91-7
- 884381-69-5
- 885512-24-3
- 88845-26-5
- 896436-13-8
- 89924-69-6
Related Registry Number
- 134-03-2 (monosodium salt)
System Generated Number
- 0000050817
Structure Descriptors
InChI
InChI=1S/C6H8O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h2,5,7-10H,1H2/t2-,5+/m0/s1InChIKey
CIWBSHSKHKDKBQ-JLAZNSOCSA-NSmiles
OC[C@H](O)Toxicity
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
man | TDLo | intravenous | 2300mg/kg/2D (2300mg/kg) | BLOOD: OXIDANT RELATED (GPD DEFICIENT) ANEMIA | Annals of Internal Medicine. Vol. 82, Pg. 810, 1975. |
mouse | LD50 | intraperitoneal | 643mg/kg (643mg/kg) | Progress in Mutation Research. Vol. 1, Pg. 682, 1981. | |
mouse | LD50 | intravenous | 518mg/kg (518mg/kg) | Research Progress in Organic-Biological and Medicinal Chemistry. Vol. 2, Pg. 269, 1970. | |
mouse | LD50 | oral | 3367mg/kg (3367mg/kg) | National Cancer Institute Screening Program Data Summary, Developmental Therapeutics Program. Vol. JAN1986, | |
rat | LD50 | intravenous | > 4gm/kg (4000mg/kg) | BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) | Oyo Yakuri. Pharmacometrics. Vol. 12, Pg. 131, 1976. |
rat | LD50 | oral | 11900mg/kg (11900mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | Oyo Yakuri. Pharmacometrics. Vol. 12, Pg. 131, 1976. |
rat | LD50 | subcutaneous | > 10gm/kg (10000mg/kg) | Oyo Yakuri. Pharmacometrics. Vol. 12, Pg. 131, 1976. | |
women | LDLo | intravenous | 900mg/kg (900mg/kg) | KIDNEY, URETER, AND BLADDER: "CHANGES IN TUBULES (INCLUDING ACUTE RENAL FAILURE, ACUTE TUBULAR NECROSIS)" | Archives of Internal Medicine. Vol. 145, Pg. 950, 1985. |
Physical Properties
Physical Property | Value | Units | Temp (deg C) | Source |
---|---|---|---|---|
Melting Point | 191 dec | deg C | EXP | |
pKa Dissociation Constant | 4.7 | (none) | 10 | EXP |
log P (octanol-water) | -1.85E+00 | (none) | EXP | |
Water Solubility | 4.00E+05 | mg/L | 40 | EXP |
Vapor Pressure | 2.49E-10 | mm Hg | 25 | EST |
Henry's Law Constant | 4.07E-08 | atm-m3/mole | 25 | EST |
Atmospheric OH Rate Constant | 5.58E-11 | cm3/molecule-sec | 25 | EST |
Physical property data is provided to ChemIDplus by SRC, Inc.