Worldwide shipping · 120+ destinationsCOA & GHS SDS with every lotMon–Sat, 09:30–18:30 IST
VAQORACHEMICALS
Pharmacopeial Impurities (EP / USP / BP)Reference StandardAvailable on request

Isoniazid EP Impurity D

Synonyms: 3-Isoniazid · Nicotinic Acid Hydrazide · Isoniazide EP Impurity D · Isoniazid - Impurity D

CAS No.553-53-7
FormulaC6H7N3O
Mol. weight137.14
Catalogue No.VQ-022869
PurityReference Standard
HSN38229090

Isoniazid EP Impurity D (CAS 553-53-7) – Isoniazide impurity standard. C6H7N3O, MW 137.14. Supplied by Vaqora Chemicals with COA, exported worldwide.

Pack sizesPrice on quotation · bulk available
10 mg
25 mg
50 mg
100 mg
Bulk / custom pack · kg to MT
Enquire
Enquire
Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Isoniazid EP Impurity D

Listed under CAS 553-53-7, Isoniazid EP Impurity D is a pharmacopeial impurity of Isoniazide available from Vaqora Chemicals. Its molecular formula is C6H7N3O and its molecular weight is 137.14 g/mol. The IUPAC name is pyridine-3-carbohydrazide. Common synonyms include 3-Isoniazid and Nicotinic Acid Hydrazide.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Pharmaceutical QC and development laboratories use this impurity standard of Isoniazide to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Isoniazid EP Impurity D in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Industries

Related to Isoniazide

View every impurity, metabolite and intermediate we list for Isoniazide.

Isoniazide impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product nameIsoniazid EP Impurity D
Catalogue No.VQ-022869
CAS Number553-53-7
IUPAC namepyridine-3-carbohydrazide
Molecular formulaC6H7N3O
Molecular weight137.14 g/mol
Exact mass137.0589
GradeReference Standard
HSN code38229090
InChIKeyKFUSANSHCADHNJ-UHFFFAOYSA-N
SMILESC1=CC(=CN=C1)C(=O)NN
PubChem CID11112
Physical properties
Physical formSolid
LogP (XLogP3)-0.7
H-bond donors / acceptors2 / 3
TPSA68 Ų
Synonyms3-Isoniazid, Nicotinic Acid Hydrazide, Isoniazide EP Impurity D, Isoniazid - Impurity D, Nicotinohydrazide, Nicotinic hydrazide, 3-Pyridinecarboxylic acid, hydrazide, 3-Pyridylcarbonylhydrazine, Nicotinylhydrazide, Nicotinoyl hydrazide, Nicotinoyl hydrazine, 3-Pyridoyl hydrazine

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant
GHS08 Health hazard
Health hazard

Signal word: Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H351Suspected of causing cancer

Precautionary statements: P203, P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Frequently asked questions

What is the CAS number of Isoniazid EP Impurity D?

The CAS Registry Number of Isoniazid EP Impurity D is 553-53-7. It is also known as 3-Isoniazid, Nicotinic Acid Hydrazide, Isoniazide EP Impurity D.

What is the molecular formula and molecular weight of Isoniazid EP Impurity D?

Isoniazid EP Impurity D has the molecular formula C6H7N3O and a molecular weight of 137.14 g/mol. Its IUPAC name is pyridine-3-carbohydrazide.

What is Isoniazid EP Impurity D used for?

Isoniazid EP Impurity D is supplied as a characterised reference material related to Isoniazide. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Isoniazid EP Impurity D can I order?

We supply Isoniazid EP Impurity D in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Isoniazid EP Impurity D?

Yes. Every lot of Isoniazid EP Impurity D is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Isoniazid EP Impurity D be shipped internationally?

Yes. Isoniazid EP Impurity D is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

Enquire about Isoniazid EP Impurity D

We reply within one business day with price, pack options, lead time and documentation.

By submitting you agree to our privacy policy. We never share your details.

Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
How ordering works

Related products

Reference Standard
Acetyl Isoniazid chemical structure
Acetyl Isoniazid
CAS
1078-38-2
Formula
C8H9N3O2
MW
179.18 g/mol
VQ-026237
Reference Standard
Isoniazid-d4 chemical structure
Isoniazid-d4
CAS
774596-24-6
Formula
C6H7N3O
MW
141.16 g/mol
VQ-031266
Reference Standard
2-Isoniazid chemical structure
2-Isoniazid
CAS
1452-63-7
Formula
C6H7N3O
MW
137.14 g/mol
VQ-031267

More in Pharmacopeial Impurities (EP / USP / BP) →