Shanghai Nianxing Industrial Co., Ltd
China
Product Name: isoxanthopterin
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Amino-4,7(1H,8H)-pteridinedione
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

529-69-1

529-69-1 structure

529-69-1 structure

Name: isoxanthopterin
Chemical Name: 2-aminopteridine-4,7-diol
CAS Number: 529-69-1
Molecular Formula: C₆H₅N₅O₂
Molecular Weight: 179.13600
Catalog: Biochemical Nucleoside drugs Nucleotides and their analogues
Create Date: 2018-09-23 12:02:58
Modify Date: 2025-08-22 09:45:46
Isoxanthopterin is a natural intermediate in the pteridine pathway, which has roles in pigmentation and cell division.

Name	2-aminopteridine-4,7-diol
Synonyms	MFCD00006696 2-Aminopteridine-4,7-diol 2-amino-3H,8H-pteridine-4,7-dione 2-Amino-3H,8H-pteridin-4,7-dion 2-Amino-4,7-pteridinediol 2-Amino-4,7(3H,8H)pteridindion 2-Amino-4,7-dihydroxypteridine 2-amino-1,8-dihydropteridine-4,7-dione EINECS 208-469-5 4,7(3H,8H)-Pteridinedione,2-amino Isoxanthopterin Ranachrome 4

Density	2.17g/cm3
Boiling Point	686.5ºC at 760mmHg
Molecular Formula	C₆H₅N₅O₂
Molecular Weight	179.13600
Flash Point	369ºC
Exact Mass	179.04400
PSA	117.52000
Appearance	powder \| off-white
Index of Refraction	1.991
Storage condition	−20°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UO3425000

CHEMICAL NAME :: 4,7(3H,8H)-Pteridinedione, 2-amino-

CAS REGISTRY NUMBER :: 529-69-1

LAST UPDATED :: 199409

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C6-H5-N5-O2

MOLECULAR WEIGHT :: 179.16

WISWESSER LINE NOTATION :: T66 BMV EN GVM JNJ IZ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: DNA adduct

TEST SYSTEM :: Fish - salmon Sperm

DOSE/DURATION :: 28 umol/L/4D (Continuous)

REFERENCE :: PNASA6 Proceedings of the National Academy of Sciences of the United States of America. (National Academy of Sciences, Printing & Pub. Office, 2101 Constitution Ave., Washington, DC 20418) V.1- 1915- Volume(issue)/page/year: 58,1541,1967

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi
Risk Phrases	36/37/38
Safety Phrases	22-24/25-36-26
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	UO3425000
HS Code	2933990090

Precursor 1
3254-85-1
DownStream 2
2577-38-0 2817-14-3

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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