ascorbic acid and its Impurities

It is one of the form of Vitamin C . Ascorbic acid is a naturally occuring organic compound with antioxidant properties. Ascorbic acid is classed as a reductone. It is taken as a nutrient by humans.. Reference standards of Ascorbic Acid API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 59 results for ascorbic acid Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 01 77000

Ascorbic Acid

Ascorbic Acid

  • Catalogue No.:PA 01 77000

  • CAS :

    50-81-7

  • Molecular Formula : C6H8O6

  • Molecular Weight : 176.12

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PA 01 77010

Ascorbic Acid - Impurity A

2-Furaldehyde

  • Catalogue No.:PA 01 77010

  • CAS :

    98-01-1

  • Molecular Formula : C5H4O2

  • Molecular Weight : 96.08

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PA 01 77030

Ascorbic Acid - Impurity C (Freebase)

L-Xylo-hex-2-ulosonic Acid

  • Catalogue No.:PA 01 77030

  • CAS :

    526-98-7

  • Molecular Formula : C6H10O7

  • Molecular Weight : 194.14

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PA 01 77040

Methyl D-sorbosonate

Methyl D-sorbosonate

  • Catalogue No.:PA 01 77040

  • CAS :

    67776-07-2

  • Molecular Formula : C7H12O7

  • Molecular Weight : 208.17

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PA 01 77060

Ascorbic Acid - Impurity F

(5R)-5-[(1R)-1,2-Dihydroxyethyl]-3,4-dihydroxyfuran-2(5H)-one

  • Catalogue No.:PA 01 77060

  • CAS :

    89-65-6

  • Molecular Formula : C6H8O6

  • Molecular Weight : 176.12

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PA 01 77070

Ascorbic Acid - Impurity G

(2R)-2-[(2R)-3,4-Dihydroxy-5-oxo-2,5-dihydrofuran-2-yl]-2-hydroxyacetic acid

  • Catalogue No.:PA 01 77070

  • CAS :

    66757-69-5

  • Molecular Formula : C6H6O7

  • Molecular Weight : 190.11

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Drug Reference Standards & Impurity Synthesis in India
PA 01 77080

Ascorbic Acid - Impurity H

Methyl (2R)-2-[(2R)-3,4-dihydroxy-5-oxo-2,5-dihydrofuran-2-yl]-2-hydroxyacetate

  • Catalogue No.:PA 01 77080

  • CAS :

    122046-79-1

  • Molecular Formula : C7H8O7

  • Molecular Weight : 204.13

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Drug Reference Standards & Impurity Synthesis in India
PA 01 77510

Ascorbyl Palmitate

Ascorbyl Palmitate

  • Catalogue No.:PA 01 77510

  • CAS :

    137-66-6

  • Molecular Formula : C22H38O7

  • Molecular Weight : 414.53

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Drug Reference Standards & Impurity Synthesis in India
PA 01 77520

2-Phospho-L-ascorbic Acid Trisodium Salt

2-Phospho-L-ascorbic Acid Trisodium Salt

  • Catalogue No.:PA 01 77520

  • CAS :

    66170-10-3

  • Molecular Formula : C6H6Na3O9P

  • Molecular Weight : 322.05

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PA 01 77530

L-Ascorbic acid 2-(Dihydrogen Phosphate) Magnesium Salt

L-Ascorbic acid 2-(Dihydrogen Phosphate) Magnesium Salt

  • Catalogue No.:PA 01 77530

  • CAS :

    113170-55-1

  • Molecular Formula : C12H18Mg3O18P2

  • Molecular Weight : 585.12

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PA 01 77540

Sodium Ascorbate

Sodium Ascorbate

  • Catalogue No.:PA 01 77540

  • CAS :

    134-03-2

  • Molecular Formula : C6H7NaO6

  • Molecular Weight : 198.11

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Drug Reference Standards & Impurity Synthesis in India
PA STI 008860

L-Ascorbic Acid-1,6-13C2

L-Ascorbic Acid-1,6-13C2

  • Catalogue No.:PA STI 008860

  • CAS :

    NA

  • Molecular Formula : C413C2H8O6

  • Molecular Weight : 178.11

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PA STI 008870

L-Ascorbic Acid-1-13C

L-Ascorbic Acid-1-13C

  • Catalogue No.:PA STI 008870

  • CAS :

    178101-88-7

  • Molecular Formula : C513CH8O6

  • Molecular Weight : 177.12

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PA STI 008880

L-Ascorbic Acid-2-13C

L-Ascorbic Acid-2-13C

  • Catalogue No.:PA STI 008880

  • CAS :

    178101-89-8

  • Molecular Formula : C513CH8O6

  • Molecular Weight : 177.12

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PA STI 008890

L-Ascorbic Acid-3-13C

L-Ascorbic Acid-3-13C

  • Catalogue No.:PA STI 008890

  • CAS :

    NA

  • Molecular Formula : C513CH8O6

  • Molecular Weight : 177.12

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PA STI 008900

L-Ascorbic Acid-5-13C

L-Ascorbic Acid-5-13C

  • Catalogue No.:PA STI 008900

  • CAS :

    NA

  • Molecular Formula : C513CH8O6

  • Molecular Weight : 177.12

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PA STI 008910

L-Ascorbic Acid-6-13C

L-Ascorbic Acid-6-13C

  • Catalogue No.:PA STI 008910

  • CAS :

    149153-08-2

  • Molecular Formula : C513CH8O6

  • Molecular Weight : 177.12

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PA STI 008920

L-Ascorbic Acid-1,2-13C2

L-Ascorbic Acid-1,2-13C2

  • Catalogue No.:PA STI 008920

  • CAS :

    NA

  • Molecular Formula : C413C2H8O6

  • Molecular Weight : 178.11

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PA STI 008930

L-Ascorbic Acid-1,3-13C2

L-Ascorbic Acid-1,3-13C2

  • Catalogue No.:PA STI 008930

  • CAS :

    NA

  • Molecular Formula : C413C2H8O6

  • Molecular Weight : 178.11

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PA STI 008940

L-Ascorbic acid-6,6'-d2

L-Ascorbic acid-6,6'-d2

  • Catalogue No.:PA STI 008940

  • CAS :

    NA

  • Molecular Formula : C6H6D2O6

  • Molecular Weight : 178.14

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PA STI 008950

L-Ascorbic Acid 2-(Dihydrogen Phosphate) Cyclohexanamine-13C6

L-Ascorbic Acid 2-(Dihydrogen Phosphate) Cyclohexanamine-13C6

  • Catalogue No.:PA STI 008950

  • CAS :

    82134-96-1

  • Molecular Formula : C613C6H22NO9P

  • Molecular Weight : 361.23

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Drug Reference Standards & Impurity Synthesis in India
PA STI 025100

L-Dehydro Ascorbic Acid-13C6

L-Dehydro Ascorbic Acid-13C6

  • Catalogue No.:PA STI 025100

  • CAS :

    1217529-45-7

  • Molecular Formula : 13C6H6O6

  • Molecular Weight : 180.06

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Drug Reference Standards & Impurity Synthesis in India
PA USP1613509

Sodium Ascorbate (1613509)

Sodium Ascorbate (1613509)

  • Catalogue No.:PA USP1613509

  • CAS :

    134-03-2

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1043003

Ascorbic Acid (Vitamin C) (1043003)

Ascorbic Acid (Vitamin C) (1043003)

  • Catalogue No.:PA USP1043003

  • CAS :

    50-81-7

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA BP461RB

ascorbic acid (461RB)

ascorbic acid (461RB)

  • Catalogue No.:PA BP461RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA JP0010

Ascorbic Acid (JP 0010)

Ascorbic Acid (JP 0010)

  • Catalogue No.:PA JP0010

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPA1300000

Ascorbic acid (A1300000)

Ascorbic acid (A1300000)

  • Catalogue No.:PA EPA1300000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPY0001170

Ascorbic acid impurity D (Y0001170)

Ascorbic acid impurity D (Y0001170)

  • Catalogue No.:PA EPY0001170

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA EPY0001024

Ascorbic acid impurity C (Y0001024)

Ascorbic acid impurity C (Y0001024)

  • Catalogue No.:PA EPY0001024

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1241823

Erythorbic Acid (1241823)

Erythorbic Acid (1241823)

  • Catalogue No.:PA USP1241823

  • CAS :

    89-65-6

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA 01 77560

L-Gluconic Acid Cacium Salt

L-Gluconic Acid Cacium Salt

  • Catalogue No.:PA 01 77560

  • CAS :

    157663-13-3

  • Molecular Formula : C6H11O7 . 1/2Ca

  • Molecular Weight : 195.15

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Drug Reference Standards & Impurity Synthesis in India
PA 01 77570

Calcium (3S,4R,5R)-3,4,5,6-tetrahydroxy-2-oxohexanoate

Calcium (3S,4R,5R)-3,4,5,6-tetrahydroxy-2-oxohexanoate

  • Catalogue No.:PA 01 77570

  • CAS :

    3470-37-9

  • Molecular Formula : C12H18CaO14

  • Molecular Weight : 426.34

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PA 01 77580

D-Allono-1,4-lactone

D-Allono-1,4-lactone

  • Catalogue No.:PA 01 77580

  • CAS :

    29474-78-0

  • Molecular Formula : C6H10O6

  • Molecular Weight : 178.14

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PA 27 04415

Ascorbic Acid - Impurity C (Hydrate Salt)

L-xylo-hex-2-ulosonic Acid Hydrate

  • Catalogue No.:PA 27 04415

  • CAS :

    342385-52-8

  • Molecular Formula : C6H10O7 + x(H2O)

  • Molecular Weight : 194.14 + x(18.02)

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Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 30 15

Sodium Ascorbate (IPRS/30/15)-from IPC

Sodium Ascorbate (IPRS/30/15)-from IPC

  • Catalogue No.:PA IPIPRS 30 15

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA IPIPRS 34 15

Ascorbic Acid (Vit. C) (IPRS/34/15)-from IPC

Ascorbic Acid (Vit. C) (IPRS/34/15)-from IPC

  • Catalogue No.:PA IPIPRS 34 15

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 01 77600

D-Xylo-hex-2-ulosonic Acid

D-Xylo-hex-2-ulosonic Acid

  • Catalogue No.:PA 01 77600

  • CAS :

    21675-47-8

  • Molecular Formula : C6H10O7

  • Molecular Weight : 194.14

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Drug Reference Standards & Impurity Synthesis in India
PA 01 77041

Ascorbic Acid - Impurity D

Methyl L-xylo-hex-2-ulosonate

  • Catalogue No.:PA 01 77041

  • CAS :

    3031-98-9

  • Molecular Formula : C7H12O7

  • Molecular Weight : 208.17

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PA 01 77610

D-Glucoheptono-1,4-lactone

D-Glucoheptono-1,4-lactone

  • Catalogue No.:PA 01 77610

  • CAS :

    60046-25-5

  • Molecular Formula : C7H12O7

  • Molecular Weight : 208.17

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Drug Reference Standards & Impurity Synthesis in India
PAI 01 077005

(R)-5-((S)-1,2-Dihydroxyethyl)-4-hydroxy-2-oxo-2,5-dihydrofuran-3-yl Sulfate

(R)-5-((S)-1,2-Dihydroxyethyl)-4-hydroxy-2-oxo-2,5-dihydrofuran-3-yl Sulfate

  • Catalogue No.:PAI 01 077005

  • CAS :

    NA

  • Molecular Formula : C6H7O9S-

  • Molecular Weight : 255.17

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PAI 01 077001

((3aR,4S,7aS)-3a-Hydroxy-2,2-dimethyltetrahydro-7aH-[1,3]dioxolo[4,5-c]pyran-4,7a-diyl)dimethanol

((3aR,4S,7aS)-3a-Hydroxy-2,2-dimethyltetrahydro-7aH-[1,3]dioxolo[4,5-c]pyran-4,7a-diyl)dimethanol

  • Catalogue No.:PAI 01 077001

  • CAS :

    NA

  • Molecular Formula : C10H18O6

  • Molecular Weight : 234.25

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PAI 01 077002

(3aR,4R,7aS)-3a-Hydroxy-7a-(hydroxymethyl)-2,2-dimethyltetrahydro-4H-[1,3]dioxolo[4,5-c]pyran-4-carboxylic Acid

(3aR,4R,7aS)-3a-Hydroxy-7a-(hydroxymethyl)-2,2-dimethyltetrahydro-4H-[1,3]dioxolo[4,5-c]pyran-4-carboxylic Acid

  • Catalogue No.:PAI 01 077002

  • CAS :

    NA

  • Molecular Formula : C10H16O7

  • Molecular Weight : 248.23

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PAI 01 077003

(S)-2-((2S,3R,4R)-3,4-Dihydroxy-5-oxotetrahydrofuran-2-yl)-2-hydroxyacetic Acid

(S)-2-((2S,3R,4R)-3,4-Dihydroxy-5-oxotetrahydrofuran-2-yl)-2-hydroxyacetic Acid

  • Catalogue No.:PAI 01 077003

  • CAS :

    389-36-6

  • Molecular Formula : C6H8O7

  • Molecular Weight : 192.12

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PAI 01 077004

TriethylAmine Sulfur Trioxide

TriethylAmine Sulfur Trioxide

  • Catalogue No.:PAI 01 077004

  • CAS :

    761-01-3

  • Molecular Formula : C6H15NO3S

  • Molecular Weight : 181.25

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Drug Reference Standards & Impurity Synthesis in India
PA 01 77550

Ferrous Ascorbate

Ferrous Ascorbate

  • Catalogue No.:PA 01 77550

  • CAS :

    24808-52-4

  • Molecular Formula : C12H14FeO12

  • Molecular Weight : 406.08

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PA 01 0771000

(S)-5-((R)-1,2-Dihydroxyethyl)furan-2,3,4(5H)-trione

(S)-5-((R)-1,2-Dihydroxyethyl)furan-2,3,4(5H)-trione

  • Catalogue No.:PA 01 0771000

  • CAS :

    33124-69-5

  • Molecular Formula : C6H6O6

  • Molecular Weight : 174.11

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Drug Reference Standards & Impurity Synthesis in India
PA 01 0771001

3-O-Ethyl-L-Ascorbic Acid

3-O-Ethyl-L-Ascorbic Acid

  • Catalogue No.:PA 01 0771001

  • CAS :

    86404-04-8

  • Molecular Formula : C8H12O6

  • Molecular Weight : 204.18

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PA 01 77590

(3R,4S,5R)-Butyl 3,4,5,6-tetrahydroxy-2-oxohexanoate

(3R,4S,5R)-Butyl 3,4,5,6-tetrahydroxy-2-oxohexanoate

  • Catalogue No.:PA 01 77590

  • CAS :

    NA

  • Molecular Formula : C10H18O7

  • Molecular Weight : 250.25

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Drug Reference Standards & Impurity Synthesis in India
PA IPRSA005

Ascorbic Acid (Vit. C) (IPRSA005) -from IPC

Ascorbic Acid (Vit. C) (IPRSA005) -from IPC

  • Catalogue No.:PA IPRSA005

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA STI 089275

L-Ascorbic Acid-13C6

L-Ascorbic Acid-13C6

  • Catalogue No.:PA STI 089275

  • CAS :

    1331939-77-5

  • Molecular Formula : 13C6H8O6

  • Molecular Weight : 182.08

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PA 01 0771002

2-O-Ethyl-L-ascorbic Acid

2-O-Ethyl-L-ascorbic Acid

  • Catalogue No.:PA 01 0771002

  • CAS :

    112894-37-8

  • Molecular Formula : C8H12O6

  • Molecular Weight : 204.18

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PA 01 0771003

D-Ascorbic Acid

D-Ascorbic Acid

  • Catalogue No.:PA 01 0771003

  • CAS :

    10504-35-5

  • Molecular Formula : C6H8O6

  • Molecular Weight : 176.12

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PA 01 0771004

D-Erythronolactone

D-Erythronolactone

  • Catalogue No.:PA 01 0771004

  • CAS :

    15667-21-7

  • Molecular Formula : C4H6O4

  • Molecular Weight : 118.09

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PA 01 0771005

2′-Deoxyribolactone

2′-Deoxyribolactone

  • Catalogue No.:PA 01 0771005

  • CAS :

    34371-14-7

  • Molecular Formula : C5H8O4

  • Molecular Weight : 132.12

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PA 01 0771006

2-Deoxy-D-arabino-hexono-1,4-lactone

2-Deoxy-D-arabino-hexono-1,4-lactone

  • Catalogue No.:PA 01 0771006

  • CAS :

    42400-32-8

  • Molecular Formula : C6H10O5

  • Molecular Weight : 162.14

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PA 01 0771007

D-Threonic acid-1,4,-lactone

D-Threonic acid-1,4,-lactone

  • Catalogue No.:PA 01 0771007

  • CAS :

    23732-41-4

  • Molecular Formula : C4H6O4

  • Molecular Weight : 118.09

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PA BSC 07701125

(R)-5-((R)-1,2-dihydroxyethyl)-3,4-dihydroxyfuran-2(5H)-one (BSC)

(R)-5-((R)-1,2-dihydroxyethyl)-3,4-dihydroxyfuran-2(5H)-one

  • Catalogue No.:PA BSC 07701125

  • CAS :

    89-65-6

  • Molecular Formula : C6H8O6

  • Molecular Weight : 176.12

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PA BSC 07701723

Sodium Ascorbate (BSC)

Sodium Ascorbate

  • Catalogue No.:PA BSC 07701723

  • CAS :

    134-03-2

  • Molecular Formula : C6H7NaO6

  • Molecular Weight : 198.11

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PA 01 0771008

L-Ascorbic acid 2-phosphate

L-Ascorbic acid 2-phosphate

  • Catalogue No.:PA 01 0771008

  • CAS :

    23313-12-4

  • Molecular Formula : C6H9O9P

  • Molecular Weight : 256.1

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